Item # 7008CDBT/GNP4, Multi-Row Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7008CDBT/GNP4, Multi-Row 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		20820 RPM

Limiting Speed - Grease		13020 RPM

Precision		ISO Class 4

Configuration		Three

Preload		Normal

Enclosure		Open

Weight		1.217 lb 0.552 kg

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

Dimensional Specifications

		Multi-Row Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions larger image

d		1.5748 in 40.000 mm

D		2.6772 in 68.000 mm

B		0.5906 in 15.000 mm

Total Width		1.7717 in 45.000 mm

d1		1.9567 in 49.700 mm

d2		1.8780 in 47.700 mm

D1		2.2953 in 58.300 mm

D2		2.4606 in 62.500 mm

r		0.0394 in 1.000 mm

r1		0.0236 in 0.600 mm

Contact Angle		15 º

da min		1.7913 in 45.500 mm

Db max		2.5000 in 63.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Item # 7008CDBT/GNP4, Multi-Row Angular Contact Ball Bearing - Back-to-Back Arrangement