Item # 7209BT1DBT/GNP4, Multi-Row Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7209BT1DBT/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		Stratified

Cage Material		Phenolic

Ball Material		Steel

Precision		ISO Class 4

Configuration		Three

Preload		Normal

Enclosure		Open

Weight		2.712 lb 1.230 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		1.7717 in 45.000 mm

D		3.3465 in 85.000 mm

B		0.7480 in 19.000 mm

Total Width		2.2441 in 57.000 mm

r		0.0433 in 1.100 mm

r1		0.0236 in 0.600 mm

Contact Angle		40 º

da min		2.0472 in 52.000 mm

Db max		3.1693 in 80.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Item # 7209BT1DBT/GNP4, Multi-Row Angular Contact Ball Bearing - Back-to-Back Arrangement