7-1657G Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 7-1657G Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 7-1657G. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 7-1657G
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-618-0763
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

1.1200 inches minimum and 1.1250 inches maximum inner member width, groove internal outer member lubrication feature, 0.9995 inches minimum and 1.0000 inches maximum bore diameter, perforation outer race member lubrication feature, groove external outer member lubrication feature

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-618-0763 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.9995 inches minimum and 1.0000 inches maximum
Inner Member Width: 1.1200 inches minimum and 1.1250 inches maximum
Lubrication Feature: groove external outer member
Lubrication Feature: groove internal outer member
Lubrication Feature: perforation outer race member
Outer Member Outside Diameter: 2.3745 inches minimum and 2.3750 inches maximum
Outer Member Width: 0.8725 inches nominal
Style Designator: with insert and/or liner
Surface Treatment: chromium inner member

Replaces

The NSN 3120-00-618-0763 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-01-239-3385	No Name Available	08/01/1996
3120-01-398-4619	No Name Available	08/01/1996

Frequently Asked Questions

Find quick answers to common questions about bearing: 7-1657G. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-618-0763?: The FSCG of the NSN 3120-00-618-0763 is 3120

Does the NSN 3120-00-618-0763 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-618-0763 require demilitarization?: Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-00-618-0763 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-618-0763 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.