Item # 7012CDB/GNP4, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7012CDB/GNP4, 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		Fiber Glass Reinforced

Cage Material		Nylon

Ball Material		Steel

Limiting Speed - Oil		19360 RPM

Limiting Speed - Grease		12080 RPM

Precision		ISO Class 4

Configuration		Two

Preload		Normal

Enclosure		Open

Weight		1.759 lb 0.798 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		2.3622 in 60.000 mm

D		3.7402 in 95.000 mm

B		0.7087 in 18.000 mm

2B		1.4173 in 36.000 mm

d1		2.8307 in 71.900 mm

d2		2.7283 in 69.300 mm

D1		3.2717 in 83.100 mm

D2		3.4882 in 88.600 mm

r		0.0433 in 1.100 mm

r1		0.0236 in 0.600 mm

Contact Angle		15 º

da min		2.6378 in 67.000 mm

Da max		3.4646 in 88.000 mm

Db max		3.5630 in 90.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Item # 7012CDB/GNP4, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement