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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 Fiber Glass Reinforced

Cage Material

N/A Nylon

Ball Material

N/A Steel

Limiting Speed - Oil

N/A 7100 rpm

Limiting Speed - Grease

N/A 5700 rpm

Precision

N/A ISO Class 4

Configuration

N/A Two

Preload

N/A Normal

Static Load Rating

N/A 71000 lbf315000 N315.00 kN

Dynamic Load Rating

N/A 25000 lbf111000 N111.00 kN

Enclosure

N/A Open

Weight

N/A 15.413 lb6.9914 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 5.5118 in140 mm

D

N/A 8.2677 in210.000 mm

B

N/A 1.2402 in31.500 mm

2B

N/A 2.4803 in63 mm

d1

N/A 6.5512 in166.400 mm

D2

N/A 7.5472 in191.700 mm

r

N/A 0.0787 in2.000 mm

r1

N/A 0.0394 in1.000 mm

Contact Angle

N/A 30 º

2a

N/A 5.2402 in133.1 mm

da min

N/A 6.0630 in154.000 mm

Db max

N/A 7.9724 in202.500 mm

ras max

N/A 0.0787 in2 mm

r1as max

N/A 0.0394 in1.000 mm