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Ball Bearings » 1600 Series » Commercial Inch

NPB 1603-2RS Bearing 1600 Series | Commercial Inch Ball Bearings

Select Option

1603 Open
1603-Z 1 Shield
1603-ZZ 2 Shields
1603-RS 1 Contact Seal
1603-2RS 2 Contact Seals
Select Retain. Ring 1603-NR Retaining Ring + Groove on O.D.

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NPB Part No: 1603-2RS

Specifications

Bearing Weight Dimensional Diagram

Seals: 2
Bore ^d: 5/16" .3125"
Outside Diam. ^D: 7/8" .8750" +.0000/-.0050
Width ^B: 11/32" .3438" +.0000/-.0050
Radius: .012"
Dynamic Load Rating: 464 lbs.
Static Load Rating: 228 lbs.
Bearing Weight: .021 lbs.

Interchange

National Precision Bearing Part No 1603 is an interchangable replacement for these common bearing part numbers:

General Bearing: 21405-88
NICE/SKF Bearing: 1603DC
Schatz Bearing: BR 9903A