Item # BNT000, Single Angular Contact Ball Bearings for Motors and Lathes On Bearing Distributors, Inc.

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Unit of Measure

Technical Specifications | Dimensional Specifications

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
Limiting Speed - Oil	N/A 120100 rpm
Limiting Speed - Grease	N/A 60300 rpm
Configuration	N/A One
Factor	N/A 8.3
Static Load Rating	N/A 325 lbf1450 N1.45 kN
Dynamic Load Rating	N/A 845 lbf3750 N3.75 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Single Angular Contact Ball Bearings for Motors and Lathes - Dimensions
d	N/A 0.3937 in10 mm
D	N/A 1.0236 in26.000 mm
B	N/A 0.315 in8 mm
d1	N/A 0.5748 in14.600 mm
d2	N/A 0.5118 in13.000 mm
D1	N/A 0.8268 in21.000 mm
r	N/A 0.0118 in0.300 mm
r1	N/A 0.0059 in0.150 mm
Contact Angle	N/A 15 º
a	N/A 0.2559 in6.500 mm
da min	N/A 0.4921 in12.500 mm
db min	N/A 0.4409 in11.200 mm
Da max	N/A 0.9252 in23.500 mm
ras max	N/A 0.0118 in0.3 mm
r1as max	N/A 0.0059 in0.150 mm
Double Row Width	N/A 0.6299 in16.000 mm
Triple Row Width	N/A 0.9449 in24.000 mm
Quadruple Row Width	N/A 1.2598 in32.000 mm