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NPB 6311-2RS Bearing 6300 Series | Medium Ball Bearings

NPB Part No
6311-2RS

Specifications

 Dimensional Diagram
Seals
2
Material
Standard SAE 52100 *
Bore  d
55mm 2.1654" -.0006
Outside Diameter  D
120mm 4.7244" -.0006
Width  B
29mm 1.1417" +.0000/-.0050
Max Fillet Radius
.080
No. Balls
8
Ball Diameter
13/16
Static Load
9400 lbs.
Dynamic Load
12410 lbs.
  1. * Stainless Steel available upon request

Interchange

National Precision Bearing Part No 6311 is an interchangable replacement for these common bearing part numbers:

SKF Bearing
63112RS
Koyo Bearing
63112RS
Nachi Bearing
63112NSL
Timken/Fafnir Bearing
311PP
Torrington Bearing
311PP
Federal Bearing
1311RR
Hoover Bearing
99311
NTN Bearing
6311LL
MRC Bearing
311SZZ
Norma Hoffman Bearing
311NN
New Departure Bearing
99611
FAG Bearing
63112RS
NSK Bearing
6311VV
Steyr Bearing
63112G
ISO Series Bearing
63112RS