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

Raydafon Group's BK Series Cast Iron Single Groove Sheaves Pulleys are engineered for durability and precision, designed to fit '4L'/'A' and '5L'/'B' belts seamlessly. With robust cast iron construction, these pulleys offer superior strength and smooth operation, ideal for industrial and mechanical applications. They ensure reliable power transmission, reduce maintenance, and boost performance, setting Raydafon Group apart as a trusted provider of high-quality components. Upgrade your systems today for unmatched efficiency and long-lasting results.

Send Inquiry

Product Description

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

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

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

Raydafon 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. BK Series Cast lron Single Groove Sheaves Pulleys for "4L" or "A" Belts and "5L" or "B" Belts

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

Packaging & Shipping

Experienced Workers Packing Pulleys Carefully, safe wooden cases keep parts from being injured or damaged during sea or air shipment. BK Series Cast lron Single Groove Sheaves Pulleys for "4L" or "A" Belts and "5L" or "B" Belts

Hot Tags: BK Series Sheave Pulleys Supplier, Cast Iron Single Groove Pulleys Manufacturer, A & B Belt Pulleys Wholesale