Item # 7920, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Angular Contact Ball 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 6200 RPM
Limiting Speed - Grease	N/A 4700 RPM
Configuration	N/A One
Static Load Rating	N/A 11800 lbf52500 N52.50 kN
Dynamic Load Rating	N/A 10800 lbf48000 N48.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Single Angular Contact Ball Bearings - Open Type - Dimensions
d	N/A 3.9370 in100.000 mm
D	N/A 5.5118 in140.000 mm
B	N/A 0.7874 in20.000 mm
r	N/A 0.0433 in1.100 mm
r1	N/A 0.0236 in0.600 mm
Contact Angle	N/A 30 º
a (Load Center)	N/A 1.7520 in44.500 mm
da min	N/A 4.2126 in107.000 mm
Da max	N/A 5.2362 in133.000 mm
Db max	N/A 5.3346 in135.500 mm
ras max	N/A 0.0394 in1.000 mm
r1as max	N/A 0.0236 in0.600 mm
Double Row Width	N/A 1.5748 in40.000 mm
Triple Row Width	N/A 2.3622 in60.000 mm
Quadruple Row Width	N/A 3.1496 in80.000 mm