Item # 7215DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7215DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement

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		Pressed

Cage Material		Steel

Ball Material		Steel

Limiting Speed - Oil		5600 RPM

Limiting Speed - Grease		4200.0 RPM

Precision		ISO Class 0

Configuration		Two

Static Load Rating		31000 lbf 137000 N 137.00 kN

Dynamic Load Rating		28800 lbf 128000 N 128.00 kN

Enclosure		Open

Weight		5.203 lb 2.360 kg

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

Dimensional Specifications

		Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions larger image

d		2.9528 in 75.000 mm

D		5.1181 in 130.000 mm

B		0.9843 in 25.000 mm

2B		1.9685 in 50.000 mm

r		0.0591 in 1.500 mm

r1		0.0394 in 1.000 mm

Contact Angle		30 º

da min		3.2874 in 83.500 mm

Db max		4.9016 in 124.500 mm

ras max		0.0591 in 1.500 mm

r1as max		0.0394 in 1.000 mm

Item # 7215DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement