Spherical Plain Bearings
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NPB GACZ63S Bearing Load Series Inch | Angular Contact (Thrust Type) Spherical Plain Bearing

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NPB Part No.
GACZ63S

Specifications

Angular Contact (Thrust Type) Spherical Plain Bearing Dimensional Diagram
*Stainless option is available in most sizes.
Sealed
No
Ball Bore Diameter
2 1/2" [2.500"] ±.0006
Outside Diameter
3.9375" ±.0008
Ball Width
1.420" ±.005
Race Width
1.180" ±.005
Ball Diameter Ref
3.590"
Outer Ring Bore Ref
2.750"
Overall Height
1.540" ±.025
Tilt Angle
5.0 deg
Shaft Fillet Max
.142"
Static Axial Loads 1
127,000 Lbf
Dynamic Axial Loads 1
42,500 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 GACZ63S is an interchangable replacement for these common bearing part numbers:

SKF Bearing
GAC208SA
R.B.C. Bearing
B40SA
TORRINGTON Bearing
25SBT40