Item # QJ216, Four Point Ball Bearings On NTN Bearing Corp. of America

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	Item # QJ216, 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		4700 RPM

Limiting Speed - Grease		3500 RPM

Precision		Class 0

Configuration		One

Contact Angle		30 º

Radial Internal Clearance		CN

Static Load Rating		49000 lbf 217000 N 217.00 kN

Dynamic Load Rating		25200 lbf 112000 N 112.00 kN

Enclosure		Open

Weight		3.111 lb 1.411 kg

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

Dimensional Specifications

		Four Point Ball Bearings - Dimensions larger image

d		3.1496 in 80.000 mm

D		5.5118 in 140.000 mm

B		1.0236 in 26.000 mm

r		0.0787 in 2.000 mm

a		2.5000 in 63.500 mm

da min		3.5433 in 90.000 mm

Da max		5.1181 in 130.000 mm

ras max		0.0787 in 2.000 mm

Item # QJ216, Four Point Ball Bearings