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BK Series Cast lron Single Groove Sheaves Pulleys for “4L” or “A” Belts and “5L” or “B” Belts

BK series single groove pulleys are manufactured for B-series v-belts, BX V-Belts, 5L Belts, and A-Series V-Belts. BK series single groove pulleys range in diameter from 2.40″ to 18.25″, but custom ones are also available upon request.

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BK series single groove pulleys are manufactured for B-series v-belts, BX V-Belts, 5L Belts, and A-Series V-Belts. BK series single groove pulleys range in diameter from 2.40" to 18.25", but custom ones are also available upon request.

BK-Series Pulley Size Chart

Size
Outside Diameter
Pitch Diameter (4L/A)
Pitch Diameter (5L/B)
Type
Dimension (F)
Dimension (L)
Dimension (P)
Dimension (C)
Pulley Weight
BK24 2.40" 1.80" 2.20" 1 13/16" 1-1/16" 13/32" 5/32" 0.4 LBS
BK25 2.50" 1.90" 2.30" 1 13/16" 1-1/16" 13/32" 5/32" 0.5 LBS
BK26 2.60" 2.00" 2.40" 1 13/16" 1-1/16" 13/32" 5/32" 0.6 LBS
BK27 2.70" 2.10" 2.50" 2 13/16" 1-1/16" 13/32" 5/32" 0.6 LBS
BK28 2.95" 2.20" 2.60" 2 13/16" 1-1/16" 13/32" 5/32" 0.8 LBS
BK30 3.15" 2.40" 2.80" 2 13/16" 1-1/16" 13/32" 5/32" 0.8 LBS
BK32 3.35" 2.60" 3.00" 2 13/16" 1-1/16" 13/32" 5/32" 0.8 LBS
BK34 3.55" 2.80" 3.20" 2 7/8" 1-5/32" 13/32" 1/8" 1.3 LBS
BK36 3.75" 3.00" 3.40" 2 7/8" 1-5/32" 13/32" 1/8" 1.5 LBS
BK40 3.95" 3.20" 3.60" 2 7/8" 1-5/32" 13/32" 1/8" 1.5 LBS
BK45 4.25" 3.50" 3.90" 2 7/8" 1-5/32" 13/32" 1/8" 1.8 LBS
BK47 4.45" 3.70" 4.10" 2 7/8" 1-5/32" 13/32" 1/8" 1.9 LBS
BK50 4.75" 4.00" 4.40" 3 7/8" 1-5/32" 13/32" 1/8" 2.0 LBS
BK52 4.95" 4.20" 4.60" 3 7/8" 1-5/32" 13/32" 1/8" 2.0 LBS
BK55 5.25" 4.50" 4.90" 3 7/8" 1-5/32" 13/32" 1/8" 2.2 LBS
BK57 5.45" 4.70" 5.10" 3 7/8" 1-5/32" 13/32" 1/8" 2.3 LBS
BK60 5.75" 5.00" 5.40" 3 7/8" 1-5/32" 13/32" 1/8" 2.3 LBS
BK62 5.95" 5.20" 5.60" 3 7/8" 1-5/32" 13/32" 1/8" 2.4 LBS
BK65 6.25" 5.50" 5.90" 3 7/8" 1-5/32" 13/32" 1/8" 2.7 LBS
BK67 6.45" 5.70" 6.10" 3 7/8" 1-5/32" 13/32" 1/8" 2.8 LBS
BK70 6.75" 6.00" 6.40" 3 7/8" 1-15/32" 21/32" 1/16" 3.3 LBS
BK72 6.95" 6.20" 6.60" 3 7/8" 1-15/32" 21/32" 1/16" 3.9 LBS
BK75 7.25" 6.50" 6.90" 3 7/8" 1-15/32" 21/32" 1/16" 3.9 LBS
BK77 7.45" 6.70" 7.10" 3 7/8" 1-15/32" 21/32" 1/16" 4.1 LBS
BK80 7.75" 7.00" 7.40" 3 7/8" 1-15/32" 21/32" 1/16" 4.4 LBS
BK85 8.25" 7.50" 7.90" 3 7/8" 1-15/32" 21/32" 1/16" 5.0 LBS
BK90 8.75" 8.00" 8.40" 3 7/8" 1-15/32" 21/32" 1/16" 5.0 LBS
BK95 9.25" 8.50" 8.90" 3 7/8" 1-15/32" 21/32" 1/16" 5.4 LBS
BK100 9.75" 9.00" 9.40" 3 7/8" 1-15/32" 21/32" 1/16" 5.6 LBS
BK105 10.25" 9.50" 9.90" 3 7/8" 1-15/32" 21/32" 1/16" 5.8 LBS
BK110 10.75" 10.00" 10.40" 3 7/8" 1-15/32" 21/32" 1/16" 6.4 LBS
BK115 11.25" 10.50" 10.90" 3 7/8" 1-15/32" 21/32" 1/16" 6.9 LBS
BK120 11.75" 11.00" 11.40" 3 7/8" 1-15/32" 21/32" 1/16" 7.4 LBS
BK130 12.75" 12.00" 12.40" 3 7/8" 1-15/32" 21/32" 1/16" 8.4 LBS
BK140 13.75" 13.00" 13.40" 3 7/8" 1-15/32" 21/32" 1/16" 9.4 LBS
BK160 15.75" 15.00" 15.40" 3 7/8" 1-15/32" 21/32" 1/16" 11.4 LBS
BK190 18.75" 18.00" 18.40" 3 7/8" 1-15/32" 21/32" 1/16" 13.4 LBS

Product Description

 BK Series Sheave

BK30 to BK190

2BK32 to 2BK190

3BK45 to 3BK190

1)Widely used in the European & American markets with good hardness and strength
2)Suitable for  A, B 4L,5L V-belts
3)Material: Cast iron, Steel, aluminum alloy, etc
4)Finish: Gray Powder Paint, Zinc
5)Bored to size from 5/8 TO 1-7/16 inches

Technological Processing

Company Profile

HZPT is a professional manufacturer of mechanical parts. Our main products are belt pulleys, sprockets, taper sleeves, coupling, and other transmission parts. Its products are mainly exported to Germany, Britain, France, and other European countries, with an annual export value of 18 million US dollars, accounting for more than 65% of the total output. The annual output value reached 200 million yuan.

Our products all adopt international, European, and American advanced industrial standards, use precise and good processing equipment, develop reasonable production technology, apply efficient and flexible management systems, and improve the quality management system to ensure that the product quality is good and the price is affordable.

Our factory adheres to the enterprise concept of "quality: the basis of enterprise survival, integrity: the basis of enterprise development, service: the source of enterprise development, low price: the instrument of enterprise development." We are always looking forward to the presence of customers at home and abroad, seeking win-win benefits and joint cause development.

Warehouse Stock

The warehouse covers an area of 5000 square meters and can provide all kinds of standard models A/B/C/Z, with complete quantity and large quantity in stock. Meanwhile, it accepts all sorts of non-standard customization for drawing production. The daily production capacity is 10 tons, and the delivery time is short.

Packaging & Shipping

Experienced Workers Packing Pulleys Carefully, safe wooden cases keep parts from being injured or damaged during sea or air shipment.

Additional information

Edited

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Products Category

industries we service

We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.

Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

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