Item # HSB918C, Ultra High-Speed Single Angular Contact Ball Bearings On NTN Bearing Corp. of America

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	Item # HSB918C, Ultra High-Speed Single Angular Contact Ball Bearings

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

Ball Material		Steel

Limiting Speed - Oil		11000 RPM

Limiting Speed - Grease		8500 RPM

Configuration		One

Factor		11.3

Static Load Rating		4400 lbf 19500 N 19.50 kN

Dynamic Load Rating		5250 lbf 23400 N 23.40 kN

Enclosure		Open

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

Dimensional Specifications

		Ultra High-Speed Single Angular Contact Ball Bearings - 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		0.9252 in 23.500 mm

da min		3.8189 in 97.000 mm

Da max		4.6457 in 118.000 mm

ras max		0.0394 in 1.000 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 # HSB918C, Ultra High-Speed Single Angular Contact Ball Bearings