3120-01-144-3857 Rod End Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-144-3857.

Summary

Explore detailed summary information for bearing: 3120-01-144-3857. 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: 3120-01-144-3857
Item Name Code: 13209
Federal Item Identification Guide: A045A0
Assigment Date: 12/20/1982

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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.

39.0 rockwell c minimum and 42.0 rockwell c maximum rod end body hardness rating, 28.0 rockwell c minimum and 37.0 rockwell c maximum race insert hardness rating, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, 2.4280 inches minimum and 2.4480 inches maximum bore center to shank end distance, 0.4995 inches minimum and 0.5000 inches maximum bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-144-3857 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Bore Center To Shank End Distance: 2.4280 inches minimum and 2.4480 inches maximum
Hardness Rating: 39.0 rockwell c minimum and 42.0 rockwell c maximum rod end body
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum race insert
Inner Member Width: 0.6230 inches minimum and 0.6250 inches maximum
Overall Length: 3.1065 inches nominal
Material Document And Classification: ams5630 assn std single material response inner member
Material Document And Classification: ams5643 assn std single material response race insert
Material Document And Classification: mil-b-81820 mil spec all material responses race liner
Material Document And Classification: mil-s-5000 mil spec single material response rod end body
Material: plastic polytetrafluoroethylene and plastic polyamide (nylon) and plastic phenolic race liner
Material: steel comp 440c inner member
Material: steel comp 630 race insert
Material: steel comp e4340 rod end body
Outer Member Outside Diameter: 1.3270 inches minimum and 1.3470 inches maximum
Outer Member Width: 0.5100 inches minimum and 0.5200 inches maximum
Shank Thread Length: 1.4370 inches minimum and 1.4990 inches maximum
Shank Style: externally threaded
Static Radial Load Rating: 19500 pounds
Style Designator: ball type
Surface Treatment Document And Classification: qq-p-416,type 2,class fed spec single treatment response rod end body
Surface Treatment: cadmium and chromate rod end body
Thread Class: 3a
Thread Diameter: 0.500 inches nominal
Thread Direction: right-hand
Thread Quantity Per Inch: 20
Thread Series Designator: unjf

Replaces

The NSN 3120-01-144-3857 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-038-8571	No Name Available	09/01/1990
3120-01-313-0002	No Name Available	01/01/1992

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
KR8-MSB	Rod End Plain Bearing
M81935/1-08	Rod End Plain Bearing
M81935/1-8	Rod End Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-144-3857. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-144-3857?: The FSCG of the NSN 3120-01-144-3857 is 3120

Does the NSN 3120-01-144-3857 have a Schedule B code assigned?: Yes, the Schedule B code is 8483308055

Does NSN 3120-01-144-3857 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 3120-01-144-3857 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-144-3857 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.