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Flexible Shaft Couplings（Body Material：Aluminum Page2）

Type

With Slit
Disc Type
Oldham Type
Jaw Type
Bellows Type
Others

69 items

: 30; 45; 60

Flexible Couplings - Double disc type, MHW series.

NBK

Double disc type flexible couplings, MHW series. Zero backlash. Stainless steel model allows eccentricity and deflection.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - zero backlash, EK2 series, (Inches).

R+W

Features
Easy to mount
Highly concentric assembly
Vibration damping

Design
Two concentrically machined hubs with curved jaws and clamping screws, with calibrated preloaded insert

Material
Hubs: high strength aluminum
Elastomer: wear resistant thermanally stable TPU, available in 3 hardness levels

Advantage
Smooth running and reliable transmission with absorption of vibration and shock

Size 800 is available on special request.

CAD ：

3D

Days to Ship: 5 Days or more
Flexible Couplings - zero backlash, EKL series, (Inches).

R+W

Features
Short overall length
Easy mounting
Vibration damping

Design
Two concentrically machined hubs with curved jaws and clamping screws, with calibrated preloaded insert

Material
Hubs: high strength aluminum
Elastomer: wear resistant thermanally stable TPU, available in 3 hardness levels

Advantage
Smooth running and reliable transmission with absorption of vibration and shock

Size 800 is available on special request.

CAD ：

3D

Days to Ship: 5 Days or more
Flexible Couplings - Double shoulder disc, servomotor, high torque, screw clamp type.

MISUMI

Flexible couplings with double shoulder, high torque and screw clamp fastening. This type of coupling can be selected with one or two intermediate discs, and can also be selected with a wedge slot at either or both ends.

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - SPRFLEX, AL series.

Miki Pulley

Flexible spider couplings, SPRFLEX AL series. This coupling has a separator made of nitrile rubber material. The coupling body material is aluminum. It is used in motors, pumps, fans and general purpose textile machines.

Volume Discount

CAD ：

2D
Days to Ship: 8 Days or more
Flexible Couplings - ALS-Y series.

Miki Pulley

Flexible spider coupling, ALS-Y series. The material is aluminum. It has a polyurethane resin separator. It has a high transmission torque. It can be selected with pilot holes, with clamping or clamping type.

Volume Discount

CAD ：

2D
Days to Ship: 16 Days or more
Flexible Couplings - Oldham Type, selectable clamping type, MOS series.

NBK

Oldham type flexible couplings, with clamping or clamping type of fastening. This model allows a high level of misalignment.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Oldham type, with PEEK resin material separator.

NBK

Oldham type flexible couplings with PEEK resin material separator. Ideal for use in clean rooms. Excellent heat resistance and chemical resistance. Allows misalignment and deflection. Applications: for semiconductor manufacturing.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 10 Days or more
Flexible Couplings - With rubber separator.

NBK

Flexible couplings with rubber separator. High vibration absorption. For high torque. Zero Backlash. Optimized for actuators.

Volume Discount

CAD ：

2D / 3D
Days to Ship: Same day or more

Show Stock Products
Flexible Couplings - Precision, leaf spring type, LAS-C series.

Sakai Manufacturing

Flexible precision couplings with leaf spring. High precision and high flexibility rotational transmission is possible due to its double clamping and backlash-free structure. Ideal for servo and stepper motors.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Leaf spring type, TAD-C series.

Sakai Manufacturing

Flexible leaf spring type couplings, TAD-C series. Ultra-lightweight duraluminum. By improving torque transmission with lightweight duraluminum, rigid body and leaf spring, performance increases.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 14 Days or more
Flexible Couplings - Bellows Type, Zero Backlash, BKL Series, (Inches).

R+W

Features
Easy to mount
Light weight and low moment of inertia
High torsional stiffness

Design
Two clamping hubs concentrically mounted to flexible bellows. Brief overloads of up to 1.5x the rated torque are acceptable.

Material
Bellows: high grade stainless steel
Hubs: see table

Advantage
Smooth stable running in highly dynamic and highly precise motion applications

Pilot bore parts can be found on the metric page here.

CAD ：

3D

Days to Ship: 5 Days or more
Flexible Couplings - Oldham type, with multiple spacer models.

MISUMI

•Application : Standard
•Body Material : Aluminum
•Allowable Misalignment : Angular, Eccentricity
•Feature : Low Moment of Inertia
For complete product overview and details on Couplings - Oldham, Blue Set Screw / Clamping / Green Short Clamping see the sections below:

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Oldham type, super compact model.

MISUMI

Full Length Shortened Product with Larger Torque than Conventional Products

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Slotted type, for servomotor, selectable fastening type.

MISUMI

Slotted type flexible couplings, for servomotor with choice of clamp or clamp fixing type. High torsional stiffness and low moment of inertia. The body material is A7075 Duraluminum. The spring is fully integrated into the coupling body thanks to the grooves.

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - With high rigidity and choice of fastening type.

MISUMI

Rigidity Type is Servo Motor Compatible

METRIC

inCAD Components

CAD ：

2D / 3D
Days to Ship: 12 Days or more
Flexible Couplings - Disc, for servomotor (Inch and Metric).

MISUMI

Flexible disc couplings for servomotor with sizes for internal diameters in inches or metric. The U-CPDW and U-CPDT models have high torque with zero backlash and are optimal for servo motors.

METRIC

INCH

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Oldham Type, (Inch and Metric).

MISUMI

Oldham type flexible couplings, with a choice of metric and inch sizes. The coupling body material is aluminum. Spacer material is polyurethane.

METRIC

INCH

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Slotted type, stainless steel.

NBK

Stainless steel grooved type flexible couplings. They feature zero backlash. The design is compact. Ideal for equipment transfer applications, XY platforms, etc.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Disc, clamp-on type, MDS-C series.

NBK

Flexible disc couplings, clamping type, MDS-C series. Features high torsional rigidity, high torque and zero backlash. Compact design and short overall length. Stainless steel disc allows for eccentricity and deflection.

Volume Discount

CAD ：

2D / 3D
Days to Ship: Same day or more

Show Stock Products
Flexible Couplings - Precision, leaf spring type, LAD-C series.

Sakai Manufacturing

Flexible precision couplings with leaf spring. High precision and high flexibility rotational transmission is possible due to its double clamping and backlash-free structure.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 8 Days or more
Flexible Couplings - Leaf spring type, TAS-C series.

Sakai Manufacturing

Flexible leaf spring type couplings, TAS-C series. A single leaf spring provides high stiffness and the lightweight coupling body pursues improved accuracy and response.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 14 Days or more
Flexible Couplings - Bellows type, zero backlash, BK2 series, (Inches).

R+W

Features
Easy to mount
Light weight and low moment of inertia
High torsional stiffness
Design
Two clamping hubs concentrically mounted to flexible bellows. Brief overloads of up to 1.5x the rated torque are acceptable.
Material
Bellows: high grade stainless steel
Hubs: see table
Advantage
Smooth stable running in highly dynamic and highly precise motion applications
Sizes 200 and above are available on special request.
Pilot bore parts can be found on the metric page.here.

CAD ：

3D

Days to Ship: 21 Days
Flexible Couplings - Bellows type, miniature, zero backlash, MK2 series, (Inches).

R+W

Features
Low restoring forces on coupled shafts
Easy installation
Light weight and low moment of inertia

Design
Two clamping hubs concentrically mounted to flexible bellows.

Material
Bellows: high grade stainless steel
Hubs: aluminum

Advantage
Precise and well-balanced transmission with zero backlash

Pilot bore parts can be found on the metric page here.

CAD ：

3D

Days to Ship: 5 Days or more

Days to Ship:	8 Days or more

Days to Ship:	5 Days or more

Days to Ship:	5 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	16 Days or more

Days to Ship:	8 Days or more

Days to Ship:	10 Days or more

Days to Ship:	Same day or more

Days to Ship:	8 Days or more

Days to Ship:	14 Days or more

Days to Ship:	5 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	12 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	8 Days or more

Days to Ship:	Same day or more

Days to Ship:	8 Days or more

Days to Ship:	14 Days or more

Days to Ship:	21 Days

Days to Ship:	5 Days or more


Brand
Product Series
CAD
Days to Ship
Specifications
Type
Allowable Misalignment
Application
Allowable Torque Range(N•m)
For Shaft Size D1(mm)
For Shaft Size D2(mm)
Outer Dia. A(Ø)
Overall Length W(mm)
Max. Rotational Speed Range(r/min)
Feature
Body Material
Category
Allowable Torque(N•m)
Max. Rotational Speed(r/min)
Allowable Angular Misalignment(deg)
Allowable Lateral Misalignment Range(mm)
Allowable Lateral Misalignment(mm)
Buffer Part Material
Disc Part Material
Bellows Part Material
For Shaft Size D1(inch)
For Shaft Size D2(inch)


Brand	NBK	R+W	R+W	MISUMI	Miki Pulley	Miki Pulley	NBK	NBK	NBK	Sakai Manufacturing	Sakai Manufacturing	R+W	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI	NBK	NBK	Sakai Manufacturing	Sakai Manufacturing	R+W	R+W
Product Series	Flexible Couplings - Double disc type, MHW series.	Flexible Couplings - zero backlash, EK2 series, (Inches).	Flexible Couplings - zero backlash, EKL series, (Inches).	Flexible Couplings - Double shoulder disc, servomotor, high torque, screw clamp type.	Flexible Couplings - SPRFLEX, AL series.	Flexible Couplings - ALS-Y series.	Flexible Couplings - Oldham Type, selectable clamping type, MOS series.	Flexible Couplings - Oldham type, with PEEK resin material separator.	Flexible Couplings - With rubber separator.	Flexible Couplings - Precision, leaf spring type, LAS-C series.	Flexible Couplings - Leaf spring type, TAD-C series.	Flexible Couplings - Bellows Type, Zero Backlash, BKL Series, (Inches).	Flexible Couplings - Oldham type, with multiple spacer models.	Flexible Couplings - Oldham type, super compact model.	Flexible Couplings - Slotted type, for servomotor, selectable fastening type.	Flexible Couplings - With high rigidity and choice of fastening type.	Flexible Couplings - Disc, for servomotor (Inch and Metric).	Flexible Couplings - Oldham Type, (Inch and Metric).	Flexible Couplings - Slotted type, stainless steel.	Flexible Couplings - Disc, clamp-on type, MDS-C series.	Flexible Couplings - Precision, leaf spring type, LAD-C series.	Flexible Couplings - Leaf spring type, TAS-C series.	Flexible Couplings - Bellows type, zero backlash, BK2 series, (Inches).	Flexible Couplings - Bellows type, miniature, zero backlash, MK2 series, (Inches).
CAD	2D / 3D	3D	3D	2D / 3D	2D	2D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	3D	3D
Days to Ship	8 Days or more	5 Days or more	5 Days or more	8 Days or more	8 Days or more	16 Days or more	8 Days or more	10 Days or more	Same day or more Show Stock Products	8 Days or more	14 Days or more	5 Days or more	8 Days or more	8 Days or more	8 Days or more	12 Days or more	8 Days or more	8 Days or more	8 Days or more	Same day or more Show Stock Products	8 Days or more	14 Days or more	21 Days	5 Days or more
Specifications				METRIC inCAD Components									METRIC inCAD Components	METRIC inCAD Components	METRIC inCAD Components	METRIC inCAD Components	METRIC INCH	METRIC INCH
Type	Disc Type	Jaw Type	Jaw Type	Disc Type	Jaw Type	Jaw Type	Oldham Type	Oldham Type	Oldham Type	Disc Type	Disc Type	Bellows Type	Oldham Type	Oldham Type	With Slit	Jaw Type	Disc Type	Jaw Type	With Slit	Disc Type	Disc Type	Disc Type	Bellows Type	Bellows Type
Allowable Misalignment	Angular / Axial	-	-	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity	Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	-	Angular / Eccentricity	Angular / Eccentricity	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	Angular / Eccentricity / Axial	-	-
Application	Standard / Stepping Motor	Servo Motor / Stepping Motor	Servo Motor / Stepping Motor	Standard	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor / Encoder	Standard / Stepping Motor	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor / Encoder	Standard / Servo Motor / Stepping Motor	-	Standard	Standard	Servo Motor	Standard	Servo Motor	Standard	Standard / Stepping Motor	Standard / Servo Motor / Stepping Motor	Standard / Servo Motor / Stepping Motor / Encoder	Standard / Servo Motor / Stepping Motor	-	-
Allowable Torque Range(N•m)	1.01~3.00 ～ 5.01~10.00	10.01~20.00 ～ 1000~less than 5000	10.01~20.00 ～ 1000~less than 5000	1.01~3.00 ～ 5.01~10.00	0.05~1.00 ～ 20.01~50.00	0.05~1.00 ～ 100~less than 500	0.05~1.00 ～ 1.01~3.00	0.05~1.00 ～ 1.01~3.00	0.05~1.00 ～ 20.01~50.00	0.05~1.00 ～ 10.01~20.00	20.01~50.00 ～ 50.01~100.00	1.01~3.00 ～ 100~less than 500	0.05~1.00 ～ 5.01~10.00	0.05~1.00 ～ 1.01~3.00	0.05~1.00 ～ 1.01~3.00	10.01~20.00 ～ 50.01~100.00	1.01~3.00 ～ 10.01~20.00	0.05~1.00 ～ 10.01~20.00	0.05~1.00 ～ 3.01~5.00	0.05~1.00 ～ 10.01~20.00	0.05~1.00 ～ 10.01~20.00	20.01~50.00 ～ 50.01~100.00	10.01~20.00 ～ 100~less than 500	0.05~1.00 ～ 5.01~10.00
For Shaft Size D1(mm)	6 ～ 25	-	-	6 ～ 25	6 ～ 48	3 ～ 60	1 ～ 14	5 ～ 14	3 ～ 28	3 ～ 24	10 ～ 25	-	3 ～ 16	3 ～ 10	5 ～ 16	15 ～ 40	-	-	2 ～ 16	4 ～ 30	3 ～ 24	10 ～ 25	-	-
For Shaft Size D2(mm)	6 ～ 25	-	-	6 ～ 25	6 ～ 48	3 ～ 60	1 ～ 14	5 ～ 14	3 ～ 28	3 ～ 24	12 ～ 32	-	3 ～ 16	3 ～ 10	5 ～ 16	15 ～ 40	-	-	2 ～ 16	4 ～ 30	3 ～ 24	12 ～ 35	-	-
Outer Dia. A(Ø)	32 ～ 63	42 ～ 102	16 ～ 102	32 ～ 63	16.1 ～ 85	14 ～ 105	8 ～ 32	-	15 ～ 56	12 ～ 48	48 ～ 65	25 ～ 123	16 ～ 40	12 ～ 25	16 ～ 34	55 ～ 95	19 ～ 50	14 ～ 40	8 ～ 32	19 ～ 63	12 ～ 48	48 ～ 65	49 ～ 81	15 ～ 40
Overall Length W(mm)	40 ～ 58	66 ～ 126	20 ～ 94	32 ～ 58	20.5 ～ 110	22 ～ 140	12.7 ～ 33.3	22.1 ～ 33.3	18 ～ 60	12.4 ～ 38.6	56.5 ～ 72	30 ～ 114	18 ～ 50	13.5 ～ 22.5	17.4 ～ 35	60 ～ 100	-	-	10 ～ 32	20 ～ 46	15.8 ～ 52	41.8 ～ 54.5	59 ～ 144	25 ～ 60
Max. Rotational Speed Range(r/min)	4001~10000 ～ 10001~78000	4001~10000 ～ 10001~78000	4001~10000 ～ 10001~78000	4001~10000 ～ 10001~78000	2001~4000 ～ 10001~78000	4001~10000 ～ 10001~78000	10001~78000	10001~78000	10001~78000	4001~10000	4001~10000	4001~10000	10001~78000	4001~10000 ～ 10001~78000	10001~78000	2001~4000 ～ 10001~78000	2001~4000 ～ 10001~78000	2001~4000 ～ 10001~78000	10001~78000	4001~10000 ～ 10001~78000	4001~10000	4001~10000	4001~10000	4001~10000
Feature	No Backlash	No Backlash	No Backlash	Low Moment of Inertia ～ No Backlash	Unfinished Shaft Bore ～ Vibration Insulation	Low Moment of Inertia ～ Vibration Insulation	-	Clean Environment ～ Vacuum Environment	High Torque ～ Vibration Insulation	High Torsional Rigidity ～ Low Moment of Inertia	High Accuracy ～ Low Moment of Inertia	Low Moment of Inertia ～ No Backlash	Low Moment of Inertia	Low Moment of Inertia ～ Small	Low Moment of Inertia ～ No Backlash	High Torque ～ Low Moment of Inertia	-	-	High Torque ～ No Backlash	No Backlash	High Torsional Rigidity ～ Low Moment of Inertia	High Accuracy ～ Low Moment of Inertia	Low Moment of Inertia ～ No Backlash	Low Moment of Inertia ～ No Backlash
Body Material	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum
Category	Coupling Main Body	-	-	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	-	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	Coupling Main Body	-	-
Allowable Torque(N•m)	2 ～ 10	12 ～ 1350	1 ～ 1350	2 ～ 10	0.5 ～ 50	0.31 ～ 310	0.08 ～ 2.8	0.7 ～ 2.8	0.5 ～ 35	0.25 ～ 12	35 ～ 80	2 ～ 500	0.7 ～ 9	0.3 ～ 1.6	0.5 ～ 3	20 ～ 180	1.5 ～ 17.99	0.7 ～ 16.99	0.1 ～ 4	0.7 ～ 12.5	0.25 ～ 12	35 ～ 80	15 ～ 150	0.5 ～ 10
Max. Rotational Speed(r/min)	10000 ～ 19000	8000 ～ 12500	8000 ～ 15000	10000 ～ 19000	4000 ～ 18000	4500 ～ 34100	19000 ～ 78000	19000 ～ 31000	11000 ～ 42000	10000	10000	10000	15000 ～ 39000	5000 ～ 12000	18000 ～ 39000	4000 ～ 20000	4000 ～ 10000	3800 ～ 11000	19000 ～ 78000	10000 ～ 33000	10000	10000	10000	10,000
Allowable Angular Misalignment(deg)	2	0.8 ～ 1.2	0.8 ～ 1.2	1 ～ 2	0.5 ～ 1	1	2	2	1.5	0.5 ～ 1	1	1	3	1.5	0.5	1 ～ 2	0.7 ～ 1.5	1	1	0.7	0.5 ～ 1	1	1 ～ 2	1 ～ 2
Allowable Lateral Misalignment Range(mm)	0.02~0.2 ～ 0.21~0.40	0.02~0.2 ～ 0.21~0.40	0.02~0.2 ～ 0.21~0.40	0.02~0.2 ～ 0.21~0.40	0.02~0.2 ～ 0.21~0.40	0.02~0.2	0.41~1.0 ～ 1.1~3.0	1.1~3.0	0.02~0.2	0.02~0.2	0.21~0.40	0.02~0.2	0.41~1.0 ～ 1.1~3.0	0.21~0.40 ～ 1.1~3.0	0.02~0.2	0.02~0.2 ～ 0.21~0.40	0.02~0.2	0.02~0.2	-	0.02~0.2	0.02~0.2 ～ 0.21~0.40	0.02~0.2	0.02~0.2 ～ 0.41~1.0	0.02~0.2 ～ 0.21~0.40
Allowable Lateral Misalignment(mm)	0.15 ～ 0.3	0.08 ～ 0.35	0.06 ～ 0.35	0.15 ～ 0.3	0.1 ～ 0.3	0.1 ～ 0.2	0.5 ～ 2	1.3 ～ 2	0.15 ～ 0.2	0.01 ～ 0.02	0.26 ～ 0.31	0.2	1 ～ 3	0.3 ～ 1.2	0.05	0.1 ～ 0.4	0.005(inch) ～ 0.006(inch)	0.004(inch) ～ 0.008(inch)	-	0.02	0.03 ～ 0.23	0.02	0.15 ～ 1	0.15 ～ 0.3
Buffer Part Material	-	Polyurethane	Polyurethane	-	Others	Polyurethane	Polyacetal	PEEK	Others	-	-	-	Polyacetal	Polyacetal	-	Polyurethane / Nylon	-	-	-	-	-	-	-	-
Disc Part Material	Stainless Steel	-	-	Stainless Steel	-	-	-	-	-	Stainless Steel	Stainless Steel	-	-	-	-	-	-	-	-	Stainless Steel	Stainless Steel	Stainless Steel	-	-
Bellows Part Material	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Stainless Steel	Stainless Steel
For Shaft Size D1(inch)	-	1 ～ 7/8	1 ～ 7/8	-	-	-	-	-	-	-	-	1 ～ 7/16	-	-	-	-	-	-	-	-	-	-	1 ～ 7/8	1/2 ～ 7/16
For Shaft Size D2(inch)	-	1 ～ 7/8	1 ～ 7/8	-	-	-	-	-	-	-	-	1 ～ 7/16	-	-	-	-	-	-	-	-	-	-	1 ～ 7/8	1/2 ～ 7/16

Configure

Stock

- Show Stock Products
Clear

Specification/Dimensions

Allowable Misalignment
- None
- Angular
- Eccentricity
- Axial
Larger Image

Clear

Application
- Standard
- Servo Motor
- Stepping Motor
- Encoder
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

1000~less than 5000
Clear

Metric / Inch
- metric
- inch
Clear

For Shaft Size D1(mm)
0-Pilot Bore

1

1.5

2

2.5

3

3.17

3.2

4

4.5

4.76

5

6

6.35

7

7.93

8

9

9.5

9.52

9.525

9.53

10

11

12

12.7

13

14

15

15.875

16

17

18

19

20

20.5

21

22

23

24

25

25.4

26

27

28

29

30

30.5

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62
Drawing

Clear

For Shaft Size D2(mm)
0-Pilot Bore

1

1.5

2

2.4

2.5

3

3.17

3.2

4

4.5

4.76

5

6

6.35

7

7.93

8

9

9.5

9.52

9.525

9.53

10

11

12

12.7

13

14

15

15.875

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62
Drawing

Clear

Outer Dia. A(Ø)
6

6.4

8

9

9.5

10

12

12.7

13

13.5

14

14.5

15

16

16.1

16.6

16.8

17

18

19

19.1

20

21

22

24

25

25.4

26

27

27.3

28

29

30

31.7

32

33.3

34

34.4

35

36

38

39

40

41.3

42

44

44.5

45

46

48

49

50

53.6

54

54.5

55

56

57

58

60

63

64

65

66

66.5

67

68

70

75

79

80

81

82

85

87

88

90

94

95

100

102

104

105

110

118

123

125

126

144

155
Drawing

Clear

Overall Length W(mm)
5.1

7.3

8.4

9

9.4

9.6

10

10.2

10.5

11.2

11.8

12.4

12.7

13.5

14

14.2

14.6

14.9

15

15.5

15.7

15.8

15.9

16

16.2

16.5

16.6

16.7

17.4

17.8

18

18.1

18.4

18.5

18.8

19

19.35

19.4

19.8

20

20.2

20.4

20.5

21

21.2

21.4

21.5

21.6

22

22.1

22.5

23

23.1

23.15

23.2

23.3

23.4

23.5

23.6

24

24.4

24.5

25

25.5

25.6

25.7

25.9

26

26.2

26.5

26.6

27

27.2

27.3

27.4

28

28.2

28.4

29

29.8

30

30.2

30.4

31

31.2

31.6

32

32.2

32.3

32.5

32.7

32.8

33

33.3

33.8

34

34.4

35

36

36.5

36.8

37.2

37.4

37.8

38

38.2

38.6

39

39.2

39.4

39.5

40

40.5

41

41.8

42

43.2

43.4

43.6

44

44.7

44.8

45

45.2

46

46.6

47

47.6

48

48.4

49.2

49.4

50

50.2

50.6

50.8

51

51.2

52

53

53.4

53.6

54

54.1

54.4

54.5

54.6

55

55.5

56

56.5

56.6

57

58

58.2

58.6

59

59.7

59.8

60

60.4

61

61.2

62

63.4

63.6

63.8

64.8

65

65.6

66

66.6

67

67.5

68

68.3

68.6

68.7

68.8

69

69.6

69.8

70

70.5

70.6

71

71.2

72

73

73.3

74

74.4

74.8

75

75.6

77

77.6

77.8

78

78.8

79

79.5

79.8

80

80.8

81

82

83

83.6

84

84.7

85.5

85.6

86

88

89.3

89.6

90

90.8

91

92

93

93.6

94

95

95.6

96

97

97.2

98

98.6

99

99.6

100

101.6

102

104.4

105.8

106

107

107.6

109

110

112.8

113

114

115.6

119.6

120

120.8

123.6

125

126

127

129.6

130

137.6

140

143

144

150

150.6

154

154.6

160

170.6
Drawing

Clear

Max. Rotational Speed Range(r/min)
1001~2000

2001~4000

4001~10000

10001~78000

78001~
Clear

Feature
Clean Environment

Heat Resistant

High Accuracy

High Durability

High Torque

High Torsional Rigidity

Low Moment of Inertia

No Backlash

Small

Unfinished Shaft Bore

Vacuum Environment

Vibration Insulation
Clear

Body Material
Alloy

Aluminum

Resin

Stainless Steel

Steel
Clear

Category
- Coupling Main Body
- Maintenace Parts
Clear

Allowable Torque(N•m)
0.05

0.06

0.08

0.1

0.12

0.147

0.15

0.196

0.2

0.21

0.25

0.3

0.31

0.343

0.35

0.39

0.392

0.4

0.42

0.5

0.54

0.59

0.6

0.65

0.7

0.7845

0.8

0.84

0.9

0.99

1

1.1

1.19

1.2

1.275

1.3

1.39

1.4

1.5

1.6

1.7

1.79

1.8

1.961

1.99

2

2.1

2.19

2.2

2.3

2.4

2.452

2.5

2.59

2.6

2.79

2.8

2.99

3

3.2

3.3

3.4

3.432

3.5

3.6

3.79

3.8

3.923

3.99

4

4.2

4.4

4.5

4.6

4.7

4.8

4.89

4.9

5

5.4

5.5

5.6

6

6.3

6.4

6.6

6.8

6.865

7

7.4

7.49

7.5

8

8.4

8.99

9

9.6

9.8

9.807

9.99

10

10.99

11

11.2

12

12.5

12.6

13.1

13.5

14

15

15.4

16

16.99

17

17.652

17.99

18

20

22

23

24

25

26

27

28

29

29.42

30

31

32

34

35

36

37.5

38

39.227

40

41

42

45

46

48

49.033

50

51

52

54

56

60

61

67

68

70

71

72

75

79

80

85

89

90

92

95

96

98.067

100

105

108

110

114

120

121

130

132

140

150

151

160

170

176.52

180

190

194

198

200

215.746

220

226

250

260

265

280

300

310

320

325

352

380

400

433

450

500

525

530

567

580

650

800

810

900

945

1060

1120

1350
Please refer to manufacturer's tech data. The calculaton method like safety factor for allowable torque differs depending on the manufacturers.
Clear

Max. Rotational Speed(r/min)
10,000

900

2000

3000

3500

3800

4000

4400

4500

4800

5000

5100

5200

5500

5800

5900

6000

6100

6200

6500

6800

7000

7400

7600

7900

8000

8700

9000

9500

9800

10000

11000

11900

12000

12500

13000

14000

15000

15900

16000

17000

18000

18200

19000

20000

21000

21700

22000

23000

23800

24000

25000

26000

31000

32000

33000

34100

37000

39000

40000

42000

43000

44100

45000

52000

53000

57000

60000

63000

65000

67000

78000

100000
Clear

Allowable Angular Misalignment(deg)
0.056

0.08

0.5

0.56

0.6

0.7

0.8

1

1.2

1.4

1.5

2

2.5

3

3.5
Clear

Allowable Lateral Misalignment Range(mm)
Less than 0.02

0.02~0.2

0.21~0.40

0.41~1.0

1.1~3.0

3.1~5.0

5.1~100
Clear

Allowable Lateral Misalignment(mm)
0.004(inch)

0.005(inch)

0.006(inch)

0.008(inch)

0.01

0.012(inch)

0.016(inch)

0.02

0.03

0.05

0.06

0.07

0.08

0.09

0.1

0.11

0.12

0.13

0.14

0.15

0.18

0.2

0.22

0.23

0.24

0.25

0.26

0.27

0.28

0.3

0.31

0.32

0.33

0.34

0.35

0.38

0.4

0.45

0.47

0.5

0.52

0.55

0.58

0.6

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

1.5

1.6

2

2.4

2.5

3

3.5

3.8

4

4.5

5

6

7
Clear

Buffer Part Material
- Carbon Reinforced Resin
- Polyacetal
- Polyurethane
- Nylon
- Vespel
- PEEK
- Aluminum Bronze
- Others
- Fluororubber
Clear

Disc Part Material
- Stainless Steel
- Polyimide
- Carbon Fiber
Clear

Bellows Part Material
- Stainless Steel
- Phosphor Bronze
Clear

For Shaft Size D1(inch)
1

1 1/2

1 1/4

1 1/8

1/2

1 2/3

1/3

1 3/4

1 3/7

1 3/8

1/4

1/5

1 5/8

1 7/8

1/8

2

2 1/4

2 1/8

2 3/8

3/4

3/7

3/8

3/16

5/8

5/16

7/8

7/16
Clear

For Shaft Size D2(inch)
1

1 1/2

1 1/4

1 1/8

1/2

1 2/3

1/3

1 3/4

1 3/7

1 3/8

1/4

1/5

1 5/8

1 7/8

1/8

2

2 1/4

2 1/8

2 3/8

3/4

3/7

3/8

3/16

5/8

5/16

7/8

7/16
Clear

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Days to Ship

All

Same day

5 Days or Less

6 Days or Less

8 Days or Less

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14 Days or Less
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