Ball Bearings
Ball Bearings » 6000 Series » 6300 Medium

NPB 6311-NR Bearing 6300 Series | Medium Ball Bearings

NPB Part No
6311-NR

Specifications

 Dimensional Diagram
Retaining Ring
Yes
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
6311NR
Koyo Bearing
6311NR
Nachi Bearing
6311NR
Timken/Fafnir Bearing
311KG
Torrington Bearing
311KG
Federal Bearing
1311CG
Hoover Bearing
311G
NTN Bearing
6311NR
MRC Bearing
311SG
Norma Hoffman Bearing
4311
New Departure Bearing
43311
FAG Bearing
6311N & Snap-Ring
NSK Bearing
6311NR
Steyr Bearing
6311NR
ISO Series Bearing
6311NR