Item # 7021C, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7021C, Single Angular Contact Ball Bearing - Open 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

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		Fiber Glass Reinforced

Cage Material		Nylon

Ball Material		Steel

Limiting Speed - Oil		8100 RPM

Limiting Speed - Grease		6100 RPM

Configuration		One

Factor		15.9

Static Load Rating		20100 lbf 89500 N 89.50 kN

Dynamic Load Rating		19800 lbf 88000 N 88.00 kN

Enclosure		Open

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

Dimensional Specifications

		Single Angular Contact Ball Bearings - Open Type - Dimensions larger image

d		4.1339 in 105.000 mm

D		6.2992 in 160.000 mm

B		1.0236 in 26.000 mm

r		0.0787 in 2.000 mm

r1		0.0394 in 1.000 mm

Contact Angle		15 º

a (Load Center)		1.2205 in 31.000 mm

da min		4.5276 in 115.000 mm

Da max		5.9055 in 150.000 mm

Db max		6.0827 in 154.500 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Double Row Width		2.0472 in 52.000 mm

Triple Row Width		3.0709 in 78.000 mm

Quadruple Row Width		4.0945 in 104.000 mm

Item # 7021C, Single Angular Contact Ball Bearing - Open Type