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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 47000 rpm

Limiting Speed - Grease

N/A 3500 rpm

Precision

N/A Special Precision

Configuration

N/A One

Factor

N/A 8.5

Static Load Rating

N/A 670 lbf2970 N2.97 kN

Dynamic Load Rating

N/A 1540 lbf6850 N6.85 kN

Enclosure

N/A Open

Weight

N/A 0.093 lb0.042 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 0.5906 in15 mm

D

N/A 1.378 in35.000 mm

B

N/A 0.4331 in11 mm

d1

N/A 0.8189 in20.800 mm

d2

N/A 0.7244 in18.400 mm

D1

N/A 1.2008 in30.500 mm

r

N/A 0.0236 in0.600 mm

r1

N/A 0.0018 in0.300 mm

Contact Angle

N/A 15 º

a

N/A 0.3504 in9.000 mm

da min

N/A 0.7677 in19.500 mm

db min

N/A 0.6890 in17.500 mm

Da max

N/A 1.1575 in29.400 mm

ras max

N/A 0.0236 in0.6 mm

r1as max

N/A 0.0118 in0.300 mm

Double Row Width

N/A 0.8661 in22.000 mm

Triple Row Width

N/A 1.2992 in33.000 mm

Quadruple Row Width

N/A 1.7323 in44.000 mm