BK Series

Tel: +86-15093437915 / 18603833033
Email: anna@starkbearings.com janet@starkbearings.com
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ADD: Room 805~806, Building 2, No.2888 South Qilianshan Road, Putuo District, Shanghai, China

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Descriptions and Technical Parameters

Needle roller bearings are bearings with cylindrical rollers that are small in diameter relative to their length. The modified roller/raceway profile prevents stress peaks to extend bearing service life.

Inquiry	Bearing Designation		Shaft Diameter（mm）	Weight(Kg)	Boundary Dimensions(mm)			Basic Load Rating(N)		Limiting Speed(rpm)
Inquiry	Current Code	Original Code	Shaft Diameter（mm）	Weight(Kg)	Fw	D	C	Dynamic	Static	Oil
	BK4516	45941/45	45	56	45	52	16	19300	38000	5800
	BK4512	25941/45	45	45	45	52	12	12900	22500	5800
	BK5020	55941/50	50	87.3	50	58	20	28000	60000	5300
	BK5025	5943/50	50	109	50	58	25	34500	80000	5300
	BK5520	55941/55	55	93.8	55	63	20	29500	59900	4600
	BK5528	85941/55	55	132	55	63	28	39090	98000	4600
	BK6032	85941/60	60	164	60	68	32	50000	131000	4100
	BK6012		60	77	60	68	12	12400	29000	4100
	BK6020	55941/60	60	105	60	68	20	30500	72000	4100
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BK Series

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