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Flexible Couplings - Star Flex, ALS-R series.

Volume Discount

Miki Pulley

Flexible spider type couplings, model Star flex series ALS-R. It has a polyurethane elastomer used in the coupling separator. It has excellent anti vibration and shock absorption.

Part Number

Configured Part Number is shown.

: 30; 45; 60

Part Number
ALS-105-R
ALS-105-R-38H-38H
ALS-105-R-38H-38N
ALS-105-R-38H-40H
ALS-105-R-38H-42H
ALS-105-R-38H-42N
ALS-105-R-38H-45H
ALS-105-R-38H-50H
ALS-105-R-38H-55H
ALS-105-R-38H-55N
ALS-105-R-38H-60H
ALS-105-R-38H-60N
ALS-105-R-38N-38N
ALS-105-R-38N-40H
ALS-105-R-38N-42H
ALS-105-R-38N-42N
ALS-105-R-38N-45H
ALS-105-R-38N-50H
ALS-105-R-38N-55H
ALS-105-R-38N-55N
ALS-105-R-38N-60H
ALS-105-R-38N-60N
ALS-105-R-40H-40H
ALS-105-R-40H-42H
ALS-105-R-40H-42N
ALS-105-R-40H-45H
ALS-105-R-40H-55H
ALS-105-R-40H-55N
ALS-105-R-40H-60H
ALS-105-R-40H-60N
ALS-105-R-42H-42H
ALS-105-R-42H-42N
ALS-105-R-42H-45H
ALS-105-R-42H-50H
ALS-105-R-42H-55H
ALS-105-R-42H-55N
ALS-105-R-42H-60H
ALS-105-R-42H-60N
ALS-105-R-42N-42N
ALS-105-R-42N-45H
ALS-105-R-42N-50H
ALS-105-R-42N-55H
ALS-105-R-42N-55N
ALS-105-R-42N-60H
ALS-105-R-42N-60N
ALS-105-R-45H-45H
ALS-105-R-45H-50H
ALS-105-R-45H-55H
ALS-105-R-45H-55N
ALS-105-R-45H-60H
ALS-105-R-45H-60N
ALS-105-R-50H-50H
ALS-105-R-50H-55H
ALS-105-R-50H-55N
ALS-105-R-50H-60H
ALS-105-R-50H-60N
ALS-105-R-55H-55H
ALS-105-R-55H-55N
ALS-105-R-55H-60H
ALS-105-R-55H-60N

Minimum order quantity	Volume Discount	Days to Ship	RoHS	Allowable Misalignment	Allowable Torque Range (N•m)	Hole diameter d1 (mm)	Hole diameter d2 (mm)	O.D. (Ø)	Full Length (mm)	Max. Rotational Speed Range (r/min)	Feature	Body Material	Allowable Torque (N•m)	Maximum Rotation Speed (r/min)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment Range (mm)	Allowable Lateral Misalignment (mm)	Allowable Axial Misalignment (±) (mm)	Moment of Inertia (kg･m²)	Shaft Hole Specifications	Shaft hole finished	Keyway Standard
1 Piece(s)	Available	16 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	-	-	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption / Shaft hole Unfinished	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	-	-	-
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	38	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	38	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	40	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	45	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	50	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	38	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	40	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	45	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	50	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	38	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	40	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	45	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	40	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	45	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	50	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	42	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	45	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	50	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new standard motor compatible / d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	42	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	45	45	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	45	50	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	45	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	45	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	45	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	45	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	50	50	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	50	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	50	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	50	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	50	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	55	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	24 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	55	55	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	55	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1, d2: new JIS
1 Piece(s)	Available	22 Days or more	10	Angular Misalignment / Eccentricity / Axial Misalignment	500～Less than 1000	55	60	105	140	4001~10000	High torsional rigidity / High Torque / High accuracy / High durability / Backlash 0 / Low Inertia Moment / Vibration Absorption	Aluminum	525	4500	1	0.02~0.2	0.15	-0.9~+2.0	3.72×10^-3	Shaft hole processed products	Keyway + Tap hole	d1: new JIS / d2: new standard motor compatible

Basic Information

Type	Jaw Type	Application	Standard / Servo Motor / Stepping Motor / Encoder	Category	Coupling body
Buffer Part Material	Polyurethane Resin	Operating Temperature Range(℃)	-30::80

Configure

67 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Allowable Misalignment
- No
- Angular Misalignment
- Eccentricity
- Axial Misalignment
Clear
Hole diameter d1(mm)
3

4

5

6

6.35

7

8

9

9.525

10

11

12

14

15

16

18

19

20

22

24

25

28

30

32

35

38

40

42

45

50

55

60
Clear
Hole diameter d2(mm)
3

4

5

6

6.35

7

8

9

9.525

10

11

12

14

15

16

18

19

20

22

24

25

28

30

32

35

38

40

42

45

50

55

60
Clear
O.D.(Ø)
14

20

30

40

55

65

80

95

105
Clear
Full Length(mm)
22

30

35

66

78

90

114

126

140
Clear
Max. Rotational Speed Range(r/min)
4001~10000

10001~78000
Clear
Feature
High torsional rigidity

High Torque

High accuracy

High durability

Backlash 0

Low Inertia Moment

Vibration Absorption

Shaft hole Unfinished
Clear
Body Material
Aluminum
Clear
Allowable Torque(N•m)
0.31

0.42

0.54

0.65

1.2

1.5

1.6

2

2.1

2.2

2.6

3

3.4

4.7

5

5.4

6

7.4

8

12.5

16

17

23

31

34

38

41

48

51

54

60

61

67

68

71

75

79

80

89

96

108

114

121

151

160

194

325

450

525
Clear
Maximum Rotation Speed(r/min)
4500

4800

5000

5900

6000

7000

7400

8700

10000

11900

15900

23800

34100
Clear
Allowable Angular Misalignment(deg)
1
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2
Clear
Allowable Lateral Misalignment(mm)
0.1

0.15
Clear
Shaft Hole Specifications
- Shaft hole processed products
Clear
Shaft hole finished
- Keyway + tap hole (d1 keyway not included)
- Keyway + Tap hole
- Round hole + tap hole included
Clear
Keyway Standard
d1, d2: new JIS

d1, d2: new standard motor compatible

d1: new JIS / d2: new standard motor compatible

d1: new standard motor compatible / d2: new JIS

d1, d2: old JIS (2-type)

d1: new JIS / d2: old JIS (2-type)

d1: new standard motor compatible / d2: old JIS (2-type)

d1: old JIS (2-type) / d2: new JIS

d1: old JIS (2-type) / d2: new standard motor compatible
Clear
type
- ALS
Clear
Allowable Torque Range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00

50.01~100.00

100～Less than 500

500～Less than 1000
Clear
CAD
- 2D
Clear

Days to Ship

All

8 Days or Less

16 Days or Less

22 Days or Less

24 Days or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Flexible Couplings - Star Flex, ALS-R series.

Basic Information

Configure

Specification/Dimensions

Allowable Misalignment

Hole diameter d1(mm)

Hole diameter d2(mm)

O.D.(Ø)

Full Length(mm)

Max. Rotational Speed Range(r/min)

Feature

Body Material

Allowable Torque(N•m)

Maximum Rotation Speed(r/min)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment Range(mm)

Allowable Lateral Misalignment(mm)

Shaft Hole Specifications

Shaft hole finished

Keyway Standard

type

Allowable Torque Range(N•m)

CAD