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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

Ball Material

N/A Steel

Limiting Speed - Oil

N/A 8800 RPM

Limiting Speed - Grease

N/A 7000 RPM

Precision

N/A ISO Class 4

Configuration

N/A Two

Preload

N/A Medium

Static Load Rating

N/A 31500 lbf140000 N140.00 kN

Dynamic Load Rating

N/A 10800 lbf48000 N48.00 kN

Enclosure

N/A Open

Weight

N/A 5.229 lb2.372 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 6.4961 in165.000 mm

B

N/A 0.7972 in20.250 mm

2B

N/A 1.5945 in40.500 mm

d1

N/A 5.4094 in137.400 mm

D2

N/A 5.9961 in152.300 mm

r

N/A 0.0433 in1.100 mm

r1

N/A 0.0236 in0.600 mm

Contact Angle

N/A 30 º

2a

N/A 4.0512 in102.900 mm

da min

N/A 5.1181 in130.000 mm

Db max

N/A 6.2598 in159.000 mm

ras max

N/A 0.0394 in1.000 mm

r1as max

N/A 0.0236 in0.600 mm