Spherical Plain Bearings
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NPB GACZ12S Bearing Load Series Inch | Angular Contact (Thrust Type) Spherical Plain Bearing

NPB Part No.
GACZ12S

Specifications

Angular Contact (Thrust Type) Spherical Plain Bearing Dimensional Diagram
Sealed
No
Ball Bore Diameter
1/2" [.500"] ±.0005
Outside Diameter
.8750" ±.0005
Ball Width
.270" ±.005
Race Width
.190" ±.005
Ball Diameter Ref
.719"
Outer Ring Bore Ref
.570"
Overall Height
.300" ±.025
Tilt Angle
7.5 deg
Shaft Fillet Max
.020"
Static Axial Loads 1
4,550 Lbf
Dynamic Axial Loads 1
1,530 Lbf
  1. 1 Ultimate loads for the bearings in this catalog are approximately 1.5 times the catalog load ratings

Interchange

National Precision Bearing Part No GACZ12S is an interchangable replacement for these common bearing part numbers:

SKF Bearing
GAC008SA
R.B.C. Bearing
B8SA
TORRINGTON Bearing
5SBT8