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Pulleys for Flat Belts - 25 to 100 mm Width

Spec Change

MISUMI

•Type: Pulleys
•Surface Urethane: w/o Urethane
•Bore Style: Thru Hole
•Surface Treatment: Clear Anodize

inCAD Components

Part Number

Configured Part Number is shown.

Drawing/Specifications
3D Preview
Part Numbers
Catalog

Pulleys for Flat Belts - Centering Groove / Crowned, Width: 25~100:Related Image

・Materials
[ M ] Material: Aluminum Alloy 5000 series
[ S ] Surface Treatment: Clear Anodize

Specifications

Part Number	-	d	-	L	-	H
ROBAC30	-	NK10	-	L62	-	H0.3

■Crowned Type
■V-Groove Straight Type

Part Number	-	d	-	L	-	X	-	Y	-	Z
ROBAM40	-	15	-	L82	-	X7.8	-	Y6.0	-	Z5.0

Part Number		d_H7		1mm Increment	Crowned Type Only	V-Groove Straight Type 0.1mm Increment			Key Length	M		ℓ	F
										Round Hole + Tap	Keyway + Tap
Type	D	Round Hole + Tap	Keyway + Tap	L	H	X	Y	Z	K
Crowned Type ROBAC ROBACF V-Groove Straight Type ROBAM [ ! ]V-Groove Straight Type is only available in D dimension 30 or larger.	15	8	N8	Crowned Type 25~100 V-Groove Straight Type 50~100 [ ! ]When Keyway is selected for V-Groove Straight Type D=60 or 80 60~100	0.3 0.5 0.8	-	-	-	25	M4	M3	3.5	-
	20	8	N8						25				-
		10	N10, NK10
	25	8	N8						25				26
		10	N10, NK10
	30	8	N8			7.0~15.0	5.0~12.0	4.0~7.0	25				31
		10	N10, NK10
		12	N12					4.0~6.0	30
	35	10	N10, NK10					4.0~7.0	25				36
		12	N12						30
		15	N15								M4
	40	12	N12						30		M3		41
		15	N15								M4
		20	N20								M5
	50	15	N15						30	M5	M4	4	51
		20	N20								M5
		25	N25								M5
	60	20	N20						30	M6	M5	4.5	61
		25	N25								M6
		30	N30
	80	25	N25						30	M8	M6	6	81
		30	N30
		35	-						-		-

[ ! ]When L≤36(N8, N10, NK10) or L≤43(N12, N15, N20) or L≤45(N25, N30), K=L (No Flange) or K=L+4 (Flanged).
[ ! ]Flanged Type is only applicable to D=25 or more; Flanged Type with Keyways to D30 or more.
[ ! ]Select NK10 when Keyway + Tap with shaft bore with keyway width 4.0mm (height 1.8mm) is requested.

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 45; 60

Part Number
ROBAC15-8-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC15-N8-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC20-[8,10]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC20-N8-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC20-N10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC20-NK10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC25-[8,10]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC25-N8-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC25-N10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC25-NK10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC30-[8,10,12]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC30-N8-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC30-N10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC30-N12-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC30-NK10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC35-[10,12,15]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC35-N10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC35-N12-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC35-N15-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC35-NK10-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC40-[12,15,20]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC40-N12-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC40-N15-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC40-N20-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC50-[15,20,25]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC50-N15-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC50-N20-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC50-N25-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC60-[20,25,30]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC60-N20-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC60-N25-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC60-N30-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC80-[25,30,35]-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC80-N25-L[25-100/1]-H[0.3,0.5,0.8]
ROBAC80-N30-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF25-[8,10]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF30-[8,10,12]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF30-N8-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF30-N10-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF30-N12-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF30-NK10-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF35-[10,12,15]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF35-N10-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF35-N12-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF35-N15-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF35-NK10-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF40-[12,15,20]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF40-N12-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF40-N15-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF40-N20-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF50-[15,20,25]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF50-N15-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF50-N20-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF50-N25-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF60-[20,25,30]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF60-N20-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF60-N25-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF60-N30-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF80-[25,30,35]-L[25-100/1]-H[0.3,0.5,0.8]
ROBACF80-N25-L[25-100/1]-H[0.3,0.5,0.8]

Minimum order quantity	Days to Ship	RoHS	With or w/o Flange	Shape	Outer Diameter D (Ø)	Shaft (Bore) Dia. d (mm)	Shaft Hole Specifications	Keyway Width b (mm)	H (mm)	L (mm)	X (mm)	Y (mm)	Z (mm)
1 Piece(s)	10 Days or more	10	No Flange	Crowned	15	8	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	15	8	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	20	8 ～ 10	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	20	8	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	20	10	New JIS Keyway + Tap	3	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	20	10	New JIS Keyway + Tap	4	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	25	8 ～ 10	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	25	8	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	25	10	New JIS Keyway + Tap	3	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	25	10	New JIS Keyway + Tap	4	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	No Flange	Crowned	30	8 ～ 12	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	30	8	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	30	10	New JIS Keyway + Tap	3	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	30	12	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	30	10	New JIS Keyway + Tap	4	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	No Flange	Crowned	35	10 ～ 15	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	35	10	New JIS Keyway + Tap	3	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	35	12	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	35	15	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	35	10	New JIS Keyway + Tap	4	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	No Flange	Crowned	40	12 ～ 20	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	40	12	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	40	15	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	40	20	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	No Flange	Crowned	50	15 ～ 25	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	50	15	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	50	20	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	50	25	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	No Flange	Crowned	60	20 ～ 30	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	60	20	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	60	25	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	60	30	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	No Flange	Crowned	80	25 ～ 35	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	80	25	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	No Flange	Crowned	80	30	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	25	8 ～ 10	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	Flanged	Crowned	30	8 ～ 12	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	30	8	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	30	10	New JIS Keyway + Tap	3	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	30	12	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	30	10	New JIS Keyway + Tap	4	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	Flanged	Crowned	35	10 ～ 15	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	35	10	New JIS Keyway + Tap	3	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	35	12	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	35	15	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	35	10	New JIS Keyway + Tap	4	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	Flanged	Crowned	40	12 ～ 20	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	40	12	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	40	15	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	40	20	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	Flanged	Crowned	50	15 ～ 25	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	50	15	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	50	20	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	50	25	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	Flanged	Crowned	60	20 ～ 30	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	60	20	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	60	25	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	60	30	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	12 Days or more	10	Flanged	Crowned	80	25 ～ 35	Round hole+tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-
1 Piece(s)	10 Days or more	10	Flanged	Crowned	80	25	New JIS Keyway + Tap	-	0.3 ～ 0.8	25 ～ 100	-	-	-

Product TOP

Basic Information

Type	Pulley	Surface Urethane	No Urethane	Length L(mm)	~50 / ~100
Bore Style	Round hole	Surface Treatment	Clear Anodize

Configure

91 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

With or w/o Flange
- Flanged
- No Flange
Clear
Shape
- Crowned
- With Crosspiece Groove
Clear
Outer Diameter D(Ø)
15

20

25

30

35

40

50

60

80
Clear
Shaft (Bore) Dia. d(mm)
8

10

12

15

20

25

30

35
Clear
Shaft Hole Specifications
- Round hole+tap
- New JIS Keyway + Tap
Clear
Keyway Width b(mm)
- 3
- 4
Clear
H(mm)
0.3

0.5

0.8
Clear
L(mm)
[25-100/1mm Unit(s)]
Clear
X(mm)
[7-15/0.1mm Unit(s)][7-15/1mm Unit(s)][50-100/1mm Unit(s)]
Clear
Y(mm)
[5-12/0.1mm Unit(s)]
Clear
Z(mm)
[4-7/0.1mm Unit(s)]
Clear
type
- ROBAC
- ROBACF
- ROBAM
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

10 Days or Less

12 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 .

Additional Products in this Category

Complementary Products

Rotary Shafts - Straight.
MISUMI Days to Ship : 7 Days or more
Cantilever Shafts - Standard, Retaining Ring Groove
MISUMI Days to Ship : 8 Days or more
Idlers for Flat Belts - 25 to 100 mm Width
MISUMI Days to Ship : 10 Days or more

Tech Support

Technical Support: Tel：+52-442-672-7661 ext. 2 then wait and dial 4
E-mail: soportetecnico@misumimex.com; Mon. - Fri. 8 a.m. - 6 p.m.; Technical Inquiry

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About MISUMI Corporation

Contact us Monday to Friday: 8:00 am to 6:00 pm (Mexico City time)

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Pulleys for Flat Belts - 25 to 100 mm Width

Specifications

Part Number

Basic Information

Configure

Specification/Dimensions

With or w/o Flange

Shape

Outer Diameter D(Ø)

Shaft (Bore) Dia. d(mm)

Shaft Hole Specifications

Keyway Width b(mm)

H(mm)

L(mm)

X(mm)

Y(mm)

Z(mm)

type

CAD

Days to Ship

Specify Alterations

Additional Products in this Category

Complementary Products

Tech Support

About This Website

About MISUMI Corporation

Contact us Monday to Friday: 8:00 am to 6:00 pm (Mexico City time)