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Unit of Measure

Technical Specifications

Type

N/A Main Spindle Bearing

Bore Type

N/A Round

Material

N/A High Carbon Chrome Steel

Cage Type

N/A Machined

Cage Material

N/A Phenolic Resin

Ball Material

N/A Steel

Limiting Speed - Oil

N/A 97000 rpm

Limiting Speed - Grease

N/A 48400 rpm

Configuration

N/A One

Factor

N/A 8.5

Static Load Rating

N/A 515 lbf2280 N2.28 kN

Dynamic Load Rating

N/A 1210 lbf5400 N5.40 kN

Enclosure

N/A Open

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Single Angular Contact Ball Bearings for Motors and Lathes - Dimensions

d

N/A 0.4724 in12 mm

D

N/A 1.2598 in32 mm

B

N/A 0.3937 in10 mm

d1

N/A 0.7244 in18.400 mm

d2

N/A 0.6496 in16.500 mm

D1

N/A 1.0236 in26.000 mm

r

N/A 0.0236 in0.600 mm

r1

N/A 0.0118 in0.300 mm

Contact Angle

N/A 15 º

a

N/A 0.3150 in8.000 mm

da min

N/A 0.6496 in16.500 mm

db min

N/A 0.5709 in14.500 mm

Da max

N/A 1.0827 in27.500 mm

ras max

N/A 0.0236 in0.6 mm

r1as max

N/A 0.0118 in0.300 mm

Double Row Width

N/A 0.7874 in20.000 mm

Triple Row Width

N/A 1.1811 in30.000 mm

Quadruple Row Width

N/A 1.5748 in40.000 mm