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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 32100 rpm

Limiting Speed - Grease

N/A 16200 rpm

Configuration

N/A One

Factor

N/A 9.3

Static Load Rating

N/A 3700 lbf16500 N16.50 kN

Dynamic Load Rating

N/A 6250 lbf27800 N27.80 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 1.5748 in40 mm

D

N/A 3.1496 in80 mm

B

N/A 0.7087 in18 mm

d1

N/A 2.0866 in53.000 mm

d2

N/A 1.8780 in47.700 mm

D1

N/A 2.6378 in67.000 mm

r

N/A 0.0433 in1.100 mm

r1

N/A 0.0236 in0.600 mm

Contact Angle

N/A 15 º

a

N/A 0.6772 in17.000 mm

da min

N/A 1.8504 in47.000 mm

db min

N/A 1.7520 in44.500 mm

Da max

N/A 2.8740 in73.000 mm

ras max

N/A 0.0394 in1 mm

r1as max

N/A 0.0236 in0.600 mm

Double Row Width

N/A 1.4173 in36.000 mm

Triple Row Width

N/A 2.1260 in54.000 mm

Quadruple Row Width

N/A 2.8346 in72.000 mm