Item # 7309C, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7309C, Single Angular Contact Ball Bearing - Open Type

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		15000 RPM

Limiting Speed - Grease		11000 RPM

Configuration		One

Factor		13.3

Static Load Rating		9650 lbf 43000 N 43.00 kN

Dynamic Load Rating		14400 lbf 64000 N 64.00 kN

Enclosure		Open

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

Dimensional Specifications

		Single Angular Contact Ball Bearings - Open Type - Dimensions larger image

d		1.7717 in 45.000 mm

D		3.9370 in 100.000 mm

B		0.9843 in 25.000 mm

r		0.0591 in 1.500 mm

r1		0.0394 in 1.000 mm

Contact Angle		15 º

a (Load Center)		0.8858 in 22.500 mm

da min		2.1063 in 53.500 mm

Da max		3.6024 in 91.500 mm

Db max		3.7205 in 94.500 mm

ras max		0.0591 in 1.500 mm

r1as max		0.0394 in 1.000 mm

Double Row Width		1.9685 in 50.000 mm

Triple Row Width		2.9528 in 75.000 mm

Quadruple Row Width		3.9370 in 100.000 mm

Item # 7309C, Single Angular Contact Ball Bearing - Open Type