Item # 7319BDB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

Search Catalog



	All Categories Duplex Angular Contact Ball Bearings


	Item # 7319BDB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

Order Now

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		3400 RPM

Limiting Speed - Grease		2600.0 RPM

Precision		ISO Class 0

Configuration		Two

Preload		Normal

Static Load Rating		66993.0 lbf 298000 N 298.00 kN

Dynamic Load Rating		61148 lbf 272000 N 272.00 kN

Enclosure		Open

Weight		26.456 lb 12.000 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		3.7402 in 95.000 mm

D		7.8740 in 200.000 mm

B		1.7717 in 45.000 mm

2B		3.5434 in 90.000 mm

r		0.1181 in 3.000 mm

r1		0.0433 in 1.100 mm

Contact Angle		40 º

da min		4.2913 in 109.000 mm

db min		4.0157 in 102.000 mm

Da max		7.3228 in 186.000 mm

Db max		7.5984 in 193.000 mm

ras max		0.0984 in 2.500 mm

r1as max		0.0394 in 1.000 mm

Item # 7319BDB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement