Item # 7310BL1DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7310BL1DB, 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		Machined

Cage Material		Brass

Ball Material		Steel

Limiting Speed - Oil		6500 RPM

Limiting Speed - Grease		4900.0 RPM

Precision		ISO Class 0

Configuration		Two

Static Load Rating		21600 lbf 96000 N 96.00 kN

Dynamic Load Rating		25000 lbf 111000 N 111.00 kN

Enclosure		Open

Weight		4.762 lb 2.160 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		1.9685 in 50.000 mm

D		4.3307 in 110.000 mm

B		1.0630 in 27.000 mm

2B		2.1260 in 54.000 mm

r		0.0787 in 2.000 mm

r1		0.0394 in 1.000 mm

Contact Angle		40 º

da min		2.3622 in 60.000 mm

Db max		4.1142 in 104.500 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # 7310BL1DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement