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NPB 1657 Bearing 1600 Series | Commercial Inch Ball Bearings

Select Option

1657 Open
1657-Z 1 Shield
1657-ZZ 2 Shields
1657-RS 1 Contact Seal
1657-2RS 2 Contact Seals
Select Retain. Ring 1657-NR Retaining Ring + Groove on O.D.

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NPB Part No: 1657

Specifications

Bearing Weight Dimensional Diagram

Bore ^d: 1 1/4" 1.2500"
Outside Diam. ^D: 2 9/16" 2.5625" +.0000/-.0050
Width ^B: 11/16" .6875" +.0000/-.0050
Radius: .035"
Dynamic Load Rating: 1528 lbs.
Static Load Rating: 1021 lbs.
Bearing Weight: .474 lbs.

Interchange

National Precision Bearing Part No 1657 is an interchangable replacement for these common bearing part numbers:

General Bearing: 24120-00
NICE/SKF Bearing: 1657NS
Schatz Bearing: BR 57