Item # QJ222, Four Point Ball Bearings On NTN Bearing Corp. of America

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	Item # QJ222, 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		3400 RPM

Limiting Speed - Grease		2500 RPM

Precision		Class 0

Configuration		One

Contact Angle		30 º

Radial Internal Clearance		CN

Static Load Rating		101000 lbf 450000 N 450.00 kN

Dynamic Load Rating		48000 lbf 213000 N 213.00 kN

Enclosure		Open

Weight		12.390 lb 5.620 kg

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

Dimensional Specifications

		Four Point Ball Bearings - Dimensions larger image

d		4.3307 in 110.000 mm

D		7.8740 in 200.000 mm

B		1.4961 in 38.000 mm

r		0.0827 in 2.100 mm

a		3.5236 in 89.500 mm

da min		4.8031 in 122.000 mm

Da max		7.4016 in 188.000 mm

ras max		0.0787 in 2.000 mm

Item # QJ222, Four Point Ball Bearings