Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Machined

Cage Material

Phenolic Resin

Ball Material

Steel

Limiting Speed - Oil

27000 rpm

Limiting Speed - Grease

20000 rpm

Seal Type

None

Seal Material

None

Precision

ISO Class 2

Configuration

Two

Factor

6.7

Static Load Rating

2180 lbf9700 N9.70 kN

Dynamic Load Rating

3250 lbf14500 N14.50 kN

Enclosure

Open

Weight

0.331 lb0.150 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement - Dimensions

d

0.9843 in25 mm

D

1.8504 in47.000 mm

B

0.4724 in12 mm

2B

0.9449 in24.000 mm

d1

1.2520 in31.800 mm

d2

1.1575 in29.400 mm

D1

1.5984 in40.600 mm

r

0.0236 in0.600 mm

r1

0.0118 in0.300 mm

Contact Angle

15 º

da min

1.1614 in29.500 mm

db min

1.0827 in27.500 mm

Da max

1.6732 in42.500 mm

ras max

0.0236 in0.6 mm

r1as max

0.0118 in0.300 mm