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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 Stratified

Cage Material

N/A Phenolic

Ball Material

N/A Steel

Limiting Speed - Oil

N/A 14600 rpm

Limiting Speed - Grease

N/A 11500 rpm

Precision

N/A ISO Class 4

Configuration

N/A Two

Preload

N/A Normal

Static Load Rating

N/A 12500 lbf55500 N55.50 kN

Dynamic Load Rating

N/A 6650 lbf29600 N29.60 kN

Enclosure

N/A Open

Weight

N/A 1.032 lb0.468 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type - Dimensions

d

N/A 1.9685 in50 mm

D

N/A 3.1496 in80 mm

B

N/A 0.0561 in14.25 mm

2B

N/A 0.1122 in28.500 mm

d1

N/A 2.3898 in60.700 mm

D2

N/A 2.8819 in73.200 mm

r

N/A 0.0394 in1.000 mm

r1

N/A 0.0236 in0.600 mm

Contact Angle

N/A 40 º

2a

N/A 2.7244 in69.2 mm

da min

N/A 2.2638 in57.500 mm

Db max

N/A 2.9134 in74.000 mm

ras max

N/A 0.0394 in1 mm

r1as max

N/A 0.0236 in0.600 mm