Item # QJ210, Four Point Ball Bearings On NTN Bearing Corp. of America

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	Item # QJ210, Four Point Ball Bearings

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Four-Point Contact Ball Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		High Strength, 2 piece, Machined

Cage Material		Brass

Ball Material		Steel

Limiting Speed - Oil		9050 RPM

Limiting Speed - Grease		5300.0 RPM

Precision		Class 0

Configuration		One

Contact Angle		30 º

Radial Internal Clearance		CN

Static Load Rating		20000 lbf 89000 N 89.00 kN

Dynamic Load Rating		11700 lbf 52000 N 52.00 kN

Enclosure		Open

Weight		1.270 lb 0.576 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Four Point Ball Bearings - Dimensions larger image

d		1.9685 in 50.000 mm

D		3.5433 in 90.000 mm

B		0.7874 in 20.000 mm

r		0.0433 in 1.100 mm

a		1.5945 in 40.500 mm

da min		2.2441 in 57.000 mm

Da max		3.2677 in 83.000 mm

ras max		0.0394 in 1.000 mm

Item # QJ210, Four Point Ball Bearings