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Standard V-Pulley (Part Numbers)

"Shaft hole, keyway and push screw machining standardized."
[Features]
· Japan's first standard inch size product.
· Consistent production from casting to machining and surface treatment.
· Cell production method allows the production of many kinds of products in low volume, with short lead times.
· Imbalance mass allowance on outer circumference is 0.2% of pulley mass or 3 g, whichever is larger.
· Same accuracy as the balance prescribed in JIS B 1854-1987, "General use V-pulley".* M-type pulleys are exempt.
[Applications]
· Fans, etc.

(i)Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

Can Be Used For Blowers, Etc.

STD - A - 1 external appearance

10X dimensional drawing

11U dimensional drawing

20X dimensional drawing

21U dimensional drawing

23U

Product standard

Balance

Imbalance mass allowance on the outer circumference is 0.2% or 3 g of the pulley mass, whichever is larger. This is the same accuracy stipulated by JIS B 1854-1987 "General Purpose V Pulleys". Excludes M type pulleys.

Groove dimensions

Groove Shape	Outer Diameter d_e (Inches)	α ± 0.5 (°)	L₀	w₁	h	e	f ± 1


M	3 Or Less	34	8.0	9.65	9	-	8.5
	Over 3, And 3 1/2 Or Less	36		9.75
	Over 3 1/2	38		9.86
A	4 Or Less	34	9.2	11.95	12.5	16 ± 0.4	10.0
	Over 4, And 5 Or Less	36		12.12
	Over 5	38		12.30
B	6 1/2 Or Less	34	12.5	15.86	15	20 ± 0.4	12.0
	Over 6 1/2, And 8 Or Less	36		16.07
	Over 8	38		16.29

Unit: mm

Groove dimensions

Outer Diameter d_e (Inches)	Outer Circumference Vibration Tolerance	Rim Side Vibration Tolerance	Diameter Tolerance


5 Or Less	0.2	0.2	±0.6
Over 5, And 6 1/2 Or Less	0.25	0.25	±0.8
Over 6 1/2, And 9 Or Less	0.3	0.3	±0.8
Over 9, And 12 Or Less	0.35	0.35	±0.8
Over 12, And 16 Or Less	0.4	0.4	±1.2
Over 16, And 24 Or Less	0.5	0.5	±1.2

Unit: mm

: 30; 60; 90

Part Number
41/2-A-2F
41/2-A-3
41/2-A-3F
41/2-B-1
41/2-B-2
41/2-B-2F
41/2-B-3
41/2-B-3F
41/2-B-4
41/2-B-4F
51/2-A-1
51/2-A-2
51/2-A-2F
51/2-A-3
51/2-B-1
51/2-B-2F
51/2-B-3
51/2-B-3F
51/2-B-4
51/2-M-1
61/2-A-1
61/2-A-2F
61/2-A-3
61/2-A-3F
61/2-B-1
61/2-B-2
61/2-B-2F
61/2-B-3
61/2-B-3F
61/2-B-4

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Groove shape	Number of grooves (piece)	Type	Shape (mm)
MYR 174.56	1 Piece(s)	7 Day(s) or more	10	A	2	41U	114.3
MYR 210.98	1 Piece(s)	7 Day(s) or more	10	A	3	21U	114.3
MYR 234.05	1 Piece(s)	7 Day(s) or more	10	A	3	41U	114.3
MYR 129.33	1 Piece(s)	7 Day(s) or more	10	B	1	23U	114.3
MYR 185.64	1 Piece(s)	7 Day(s) or more	10	B	2	21U	114.3
MYR 194.32	1 Piece(s)	8 Day(s) or more	10	B	2	41U	114.3
MYR 264.18	1 Piece(s)	7 Day(s) or more	10	B	3	21U	114.3
MYR 268.21	1 Piece(s)	7 Day(s) or more	10	B	3	41U	114.3
MYR 338.51	1 Piece(s)	7 Day(s) or more	10	B	4	21U	114.3
MYR 355.04	1 Piece(s)	7 Day(s) or more	10	B	4	41U	114.3
MYR 136.35	1 Piece(s)	5 Day(s) or more	10	A	1	23U	139.7
MYR 198.35	1 Piece(s)	7 Day(s) or more	10	A	2	22U	139.7
MYR 209.40	1 Piece(s)	7 Day(s) or more	10	A	2	40U	139.7
MYR 255.60	1 Piece(s)	7 Day(s) or more	10	A	3	22U	139.7
MYR 166.60	1 Piece(s)	8 Day(s) or more	10	B	1	23U	139.7
MYR 247.21	1 Piece(s)	8 Day(s) or more	10	B	2	40U	139.7
MYR 338.51	1 Piece(s)	7 Day(s) or more	10	B	3	22U	139.7
MYR 331.18	1 Piece(s)	7 Day(s) or more	10	B	3	44U	139.7
MYR 465.63	1 Piece(s)	7 Day(s) or more	10	B	4	21U	139.7
MYR 121.94	1 Piece(s)	7 Day(s) or more	10	M	1	10S	139.7
MYR 147.50	1 Piece(s)	7 Day(s) or more	10	A	1	20X	165.1
MYR 245.17	1 Piece(s)	7 Day(s) or more	10	A	2	40U	165.1
MYR 315.91	1 Piece(s)	7 Day(s) or more	10	A	3	22U	165.1
MYR 331.62	1 Piece(s)	8 Day(s) or more	10	A	3	40U	165.1
MYR 190.29	1 Piece(s)	7 Day(s) or more	10	B	1	20X	165.1
MYR 290.32	1 Piece(s)	8 Day(s) or more	10	B	2	22U	165.1
MYR 308.42	1 Piece(s)	7 Day(s) or more	10	B	2	40U	165.1
MYR 421.65	1 Piece(s)	8 Day(s) or more	10	B	3	22U	165.1
MYR 419.14	1 Piece(s)	7 Day(s) or more	10	B	3	43U	165.1
MYR 542.01	1 Piece(s)	7 Day(s) or more	10	B	4	22U	165.1

Basic Information

Additional Work	No

Configure

210 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Groove shape
A

B

M
Clear
Number of grooves(piece)
- 1
- 2
- 3
- 4
Clear
Type
10S

10U

10X

11U

20X

21U

22U

23U

30Y

40U

41U

43U

44U

50X

50Y

60Y
Clear
Shape(mm)
50.8

63.5

76.2

88.9

101.6

114.3

127

139.7

152.4

165.1

177.8

203.2

228.6

254

279.4

304.8

330.2

355.6

381

406.4

457.2

508

558.8

609.6
Clear
type
- A-1
- A-2
- A-3
- B-1
- B-2
- B-3
- B-4
- M-1
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

5 Day(s) or Less

7 Day(s) or Less

8 Day(s) or Less

9 Day(s) or Less

11 Day(s) 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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Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(60) 3 7890 6399; 9:00am - 6:00pm (Monday - Friday)
9:00am - 1:00pm (Saturday); Technical Inquiry

How can we improve?

Standard V-Pulley (Part Numbers)

(i)Caution

Can Be Used For Blowers, Etc.

Product standard

Groove dimensions

Groove dimensions

Basic Information

Configure

Specification/Dimensions

Groove shape

Number of grooves(piece)

Type

Shape(mm)

type

CAD

Days to Ship

Specify Alterations

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Tech Support

Payment Method

About MISUMI

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MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm