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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

Seal Type

N/A None

Seal Material

N/A None

Precision

N/A Special Precision

Configuration

N/A Two

Factor

N/A 10.5

Enclosure

N/A Open

Weight

N/A 0.551 lb0.250 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

N/A 1.9685 in50.000 mm

D

N/A 2.8346 in72.000 mm

B

N/A 0.4724 in12.000 mm

2B

N/A 0.9449 in24.000 mm

d1

N/A 2.2283 in56.600 mm

d2

N/A 2.1102 in53.600 mm

D1

N/A 2.5748 in65.400 mm

r

N/A 0.0236 in0.600 mm

r1

N/A 0.0118 in0.300 mm

Contact Angle

N/A 15 º

da min

N/A 2.1457 in54.500 mm

db min

N/A 2.0669 in52.500 mm

Da max

N/A 2.6575 in67.500 mm

ras max

N/A 0.0236 in0.600 mm

r1as max

N/A 0.0118 in0.300 mm