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

Discover the BKH Series Cast Iron Single Groove Sheaves Pulleys from Raydafon Group, designed for versatile use with “4L”/“A” and “5L”/“B” belts, perfect for industrial and mechanical applications. Crafted from durable cast iron, it ensures reliable performance, smooth operation, and enhanced durability, ideal for engineers, mechanics, and DIY enthusiasts in workshops, factories, or automotive settings. Experience seamless power transmission, reduced maintenance, and peace of mind knowing your equipment runs efficiently. Its rugged design and compatibility stand out from competitors, offering a trusted solution for demanding tasks. Upgrade your system today with Raydafon Group – where quality meets performance.

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Product Description

BKH series bushed pulleys are manufactured for A, 4L, B, 5L, A.X., B.X., A.A., and B.B. belts. BKH series pulleys range in diameter from 3.15" to 18.75", but custom ones are also available upon request. These pulleys use an H-style bushing, and this bushing type has a bore range of 3/8" to 1-1/2" and 10mm to 38mm. We stock a complete line of these bushings as well.

BKH-Series Pulley Size Chart

BKH 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 (3L)	Type	Dimension (O.L.)	Dimension (F)	Dimension (L)	Dimension (P)	Dimension (C)	Dimension (X)	Dimension (G)	Dimension (E)	Pulley Weight (LBS)
BK30H	3.15"	2.40"	2.80"	1	1-15/16"	7/8"	1-1/4"	7/8"	--	1-5/16"	7/16"	3/16"	1.2
BK32H	3.35"	2.60"	3.00"	1	1-15/16"	7/8"	1-1/4"	7/8"	--	1-5/16"	7/16"	3/16"	1.4
BK34H	3.55"	2.80"	3.20"	1	1-15/16"	7/8"	1-1/4"	7/8"	--	1-5/16"	7/16"	3/16"	1.6
BK36H	3.75"	3.00"	3.40"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	1.2
BK40H	3.95"	3.20"	3.60"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	1.4
BK45H	4.25"	3.50"	3.90"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	1.8
BK47H	4.45"	3.70"	4.10"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.2
BK50H	4.75"	4.00"	4.40"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.0
BK52H	4.95"	4.20"	4.60"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.1
BK55H	5.25"	4.50"	4.90"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.7
BK57H	5.45"	4.70"	5.10"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.7
BK60H	5.75"	5.00"	5.40"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.5
BK62H	5.95"	5.20"	5.60"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.6
BK65H	6.25"	5.50"	5.90"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.8
BK67H	6.45"	5.70"	6.10"	2	1-1/2"	7/8"	1-1/4"	7/16"	--	7/8"	7/16"	3/16"	2.9
BK70H	6.75"	6.00"	6.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	2.8
BK72H	6.95"	6.20"	6.60"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	3.1
BK75H	7.25"	6.50"	6.90"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	3.3
BK77H	7.45"	6.70"	7.10"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	3.8
BK80H	7.75"	7.00"	7.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	3.4
BK85H	8.25"	7.50"	7.90"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	3.8
BK90H	8.75"	8.00"	8.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	4.3
BK95H	9.25"	8.50"	8.90"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	5.0
BK100H	9.75"	9.00"	9.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	5.2
BK105H	10.25"	9.50"	9.90"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	5.5
BK110H	10.75"	10.00"	10.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	6.0
BK115H	11.25"	10.50"	10.90"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	6.4
BK120H	11.75"	11.00"	11.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	6.9
BK130H	12.75"	12.00"	12.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	6.9
BK140H	13.75"	13.00"	13.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	8.5
BK150H	14.75"	14.00"	14.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	9.5
BK160H	15.75"	15.00"	15.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	9.8
BK190H	18.75"	18.00"	18.40"	3	1-9/16"	7/8"	1-1/4"	1/2"	1/16"	7/8"	7/16"	3/16"	12.8

V-belt Pulley American Stanard - BKH series

The American standard pulley is manufactured according to the American ANSI standard. Its primary material is gray iron, which is suitable for 2L, 3L, 4L, 5L, A， B, C, D, 3V, 5V, 8V belts, J, L, and M multi-ribbed belts. American standard pulley product types: A.K., B.K., TA, T.B., T.C., B, C, D, 3V, 5V, 8V, J, L, M, V.P., V.L., V.M. Taper bushing pulleys are used in conjunction with STB, Q.D. or T.B. taper bushings.


BKH series 01-TYPE1-H	BKH series 01-TYPE2-H	BKH series 01-TYPE3-H

BKH series 02-TYPE1-H	BKH series 02-TYPE2-H<	BKH series 02-TYPE3-H

Features and Benefits

I. The belt is an elastomer that can mitigate load impact and run smoothly without noiseII. Overload will cause the belt to slip on the wheel, thus playing the role of protecting the whole machineⅢ. The grooves of most American standard pulleys are suitable for several different belt types, and the belt design and application are relatively flexible.Ⅳ. There are many types of American standard pulley grooves and taper bushings. Some pulleys and bushings are allowed to be installed on the front and back, which has become a solution for harsh conditions on different occasions.V. American standard pulleys and taper bushings can achieve precise balance control and perform well in transmission.

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