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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 6300 RPM

Limiting Speed - Grease

N/A 5000 RPM

Precision

N/A ISO Class 4

Configuration

N/A Two

Preload

N/A Normal

Static Load Rating

N/A 51500 lbf228000 N228.00 kN

Dynamic Load Rating

N/A 20000 lbf89000 N89.00 kN

Enclosure

N/A Open

Weight

N/A 9.758 lb4.426 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 4.7244 in120.000 mm

D

N/A 7.0866 in180.000 mm

B

N/A 1.0630 in27.000 mm

2B

N/A 2.1260 in54.000 mm

d1

N/A 5.6417 in143.300 mm

D2

N/A 6.4370 in163.500 mm

r

N/A 0.0787 in2.000 mm

r1

N/A 0.0394 in1.000 mm

Contact Angle

N/A 40 º

2a

N/A 6.0472 in153.600 mm

da min

N/A 5.2756 in134.000 mm

Db max

N/A 6.7913 in172.500 mm

ras max

N/A 0.0787 in2.000 mm

r1as max

N/A 0.0394 in1.000 mm