3120-00-931-5287 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-00-931-5287.

Summary

Explore detailed summary information for bearing: 3120-00-931-5287. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-931-5287
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 09/21/1966

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.

59.0 rockwell c minimum inner member hardness rating, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, qq-s-763 fed spec single material response outer race member material document and classification, sae j404 assn std single material response inner member material document and classification, 0.4950 inches minimum and 0.5000 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-931-5287 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.3745 inches minimum and 0.3750 inches maximum
Hardness Rating: 59.0 rockwell c minimum inner member
Inner Member Width: 0.4950 inches minimum and 0.5000 inches maximum
Material Document And Classification: qq-s-763 fed spec single material response outer race member
Material Document And Classification: sae j404 assn std single material response inner member
Material: steel comp 303 outer race member
Material: steel comp e52100 inner member
Outer Member Outside Diameter: 0.8120 inches minimum and 0.8125 inches maximum
Outer Member Width: 0.4010 inches minimum and 0.4110 inches maximum
Static Radial Load Rating: 17600 pounds
Style Designator: without insert or liner
Surface Treatment: chromium inner member

Replaces

The NSN 3120-00-931-5287 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-529-6112	No Name Available	06/16/1972
3120-00-544-1579	No Name Available	06/01/2007
3120-00-729-5841	No Name Available	09/01/1976

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
10018873-003	Self-Aligning Plain Bearing
BSSR6000	Self-Aligning Plain Bearing
HU6SS	Self-Aligning Plain Bearing
KWB6SS	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-931-5287. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-931-5287?: The FSCG of the NSN 3120-00-931-5287 is 3120

Does the NSN 3120-00-931-5287 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-931-5287 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 3120-00-931-5287 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-931-5287 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.