Item # QJ217, Four Point Ball Bearings On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Four-Point Contact Ball Bearing
Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Type	N/A High Strength, 2 piece, Machined
Cage Material	N/A Brass
Ball Material	N/A Steel
Limiting Speed - Oil	N/A 4400 RPM
Limiting Speed - Grease	N/A 3300.0 RPM
Precision	N/A Class 0
Configuration	N/A One
Contact Angle	N/A 30 º
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 56500 lbf252000 N252.00 kN
Dynamic Load Rating	N/A 28300 lbf126000 N126.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Four Point Ball Bearings - Dimensions
d	N/A 3.3465 in85.000 mm
D	N/A 5.9055 in150.000 mm
B	N/A 1.1024 in28.000 mm
r	N/A 0.0787 in2.000 mm
a	N/A 2.6772 in68.000 mm
da min	N/A 3.7402 in95.000 mm
Da max	N/A 5.5118 in140.000 mm
ras max	N/A 0.0787 in2.000 mm