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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 68300 RPM

Limiting Speed - Grease

N/A 34300 RPM

Precision

N/A ISO Class 2

Configuration

N/A One

Preload

N/A Normal

Factor

N/A 9.2

Static Load Rating

N/A 890 lbf3950 N3.95 kN

Dynamic Load Rating

N/A 1800 lbf8000 N8.00 kN

Enclosure

N/A Open

Weight

N/A 0.146 lb0.066 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 0.7874 in20.000 mm

D

N/A 1.6535 in42.000 mm

B

N/A 0.4724 in12.000 mm

d1

N/A 1.0787 in27.400 mm

d2

N/A 0.9803 in24.900 mm

D1

N/A 1.3976 in35.500 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 0.3937 in10.000 mm

da min

N/A 0.9646 in24.500 mm

db min

N/A 0.8858 in22.500 mm

Da max

N/A 1.4764 in37.500 mm

ras max

N/A 0.0236 in0.600 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