Item # 7918C, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7918C, 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		Machined

Cage Material		Phenolic Resin

Ball Material		Steel

Limiting Speed - Oil		10000 RPM

Limiting Speed - Grease		7700 RPM

Configuration		One

Factor		16.6

Static Load Rating		9550 lbf 42500 N 42.50 kN

Dynamic Load Rating		8900 lbf 39500 N 39.50 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		3.5433 in 90.000 mm

D		4.9213 in 125.000 mm

B		0.7087 in 18.000 mm

r		0.0433 in 1.100 mm

r1		0.0236 in 0.600 mm

Contact Angle		15 º

a (Load Center)		0.9252 in 23.500 mm

da min		3.8189 in 97.000 mm

Da max		4.6457 in 118.000 mm

Db max		4.7441 in 120.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Double Row Width		1.4173 in 36.000 mm

Triple Row Width		2.1260 in 54.000 mm

Quadruple Row Width		2.8346 in 72.000 mm

Item # 7918C, Single Angular Contact Ball Bearing - Open Type