Item # 71940CVQ21J74, Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type On NTN Bearing Corp. of America

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	Item # 71940CVQ21J74, Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type

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		Angular Contact Ball Bearing

Material		High Carbon Chrome Steel

Bore Type		Round

Preload		Light

Enclosure		Open

Precision		ISO Class 4

Configuration		Four

Cage Material		Phenolic

Cage Type		Stratified

Ball Material		Steel

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

Dimensional Specifications

		Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type - Dimensions larger image

d		7.8740 in 200.000 mm

D		11.0236 in 280.000 mm

B		1.4961 in 38.000 mm

Total Width		5.9843 in 152.000 mm

r2		0.0827 in 2.100 mm

r3		0.0433 in 1.100 mm

d2		8.8386 in 224.500 mm

D4		10.4724 in 266.000 mm

D5		9.1339 in 232.000 mm

E		0.2165 in 5.500 mm

Contact Angle		15 º

Item # 71940CVQ21J74, Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type