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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 34000 rpm

Limiting Speed - Grease

N/A 25000 rpm

Precision

N/A ISO Class 2

Configuration

N/A One

Preload

N/A Normal

Factor

N/A 9.6

Static Load Rating

N/A 1090 lbf4850 N4.85 kN

Dynamic Load Rating

N/A 2010 lbf8950 N8.95 kN

Enclosure

N/A Open

Weight

N/A 0.165 lb0.075 kg

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 0.9843 in25 mm

D

N/A 1.8504 in47.000 mm

B

N/A 0.4724 in12 mm

d1

N/A 1.2520 in31.800 mm

d2

N/A 1.1575 in29.400 mm

D1

N/A 1.5984 in40.600 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 0.4331 in11.000 mm

da min

N/A 1.1614 in29.500 mm

db min

N/A 1.0827 in27.500 mm

Da max

N/A 1.6732 in42.500 mm

ras max

N/A 0.0236 in0.6 mm

r1as max

N/A 0.0118 in0.300 mm

Double Row Width

N/A 0.9449 in24.000 mm

Triple Row Width

N/A 1.4173 in36.000 mm

Quadruple Row Width

N/A 1.8898 in48.000 mm