Item # BNT004P4V1, 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 68300 rpm
Limiting Speed - Grease	N/A 34300 rpm
Precision	N/A ISO Class 4
Configuration	N/A One
Factor	N/A 9.2
Static Load Rating	N/A 890 lbf3950 N3.95 kN
Dynamic Load Rating	N/A 1800 lbf8000 N8.00 kN
Enclosure	N/A Open
Weight	N/A 0.146 lb0.066 kg
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 0.7874 in20 mm
D	N/A 1.6535 in42 mm
B	N/A 0.4724 in12 mm
d1	N/A 1.0787 in27.400 mm
d2	N/A 0.9803 in24.900 mm
r	N/A 0.0236 in0.600 mm
r1	N/A 0.0118 in0.300 mm
Contact Angle	N/A 15 º
a	N/A 0.3937 in10.000 mm
da min	N/A 0.9646 in24.500 mm
db min	N/A 0.8858 in22.500 mm
Da max	N/A 1.4764 in37.500 mm
ras max	N/A 0.0236 in0.6 mm
r1as max	N/A 0.0118 in0.300 mm
Double Row Width	N/A 0.9449 in24.000 mm
Triple Row Width	N/A 1.4173 in36.000 mm
Quadruple Row Width	N/A 1.8898 in48.000 mm