3120-01-004-4937 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-004-4937.

Summary

Explore detailed summary information for bearing: 3120-01-004-4937. 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: 3120-01-004-4937
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 06/10/1975

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.

55.0 rockwell c minimum and 60.0 rockwell c maximum inner member hardness rating, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, 30.0 rockwell c minimum and 36.0 rockwell c maximum race insert hardness rating, self-lubricating liner inside diameter surface of body lubrication feature, 0.6230 inches minimum and 0.6250 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-004-4937 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Hardness Rating: 55.0 rockwell c minimum and 60.0 rockwell c maximum inner member
Hardness Rating: 30.0 rockwell c minimum and 36.0 rockwell c maximum race insert
Inner Member Width: 0.6230 inches minimum and 0.6250 inches maximum
Lubrication Feature: self-lubricating liner inside diameter surface of body
Material Document And Classification: ams 5630 assn std single material response inner member
Material Document And Classification: ams 5643 assn std single material response race insert
Material Document And Classification: kahr-lon,cagec 97613 mfr ref single material response race liner
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 race insert
Outer Member Outside Diameter: 0.9995 inches minimum and 1.0000 inches maximum
Outer Member Width: 0.5000 inches minimum and 0.5100 inches maximum
Special Features: misalignment porm 10 deg; notch in outer race member 0.049 in. min to 0.055 in. max l,0.035 in. min to 0.040 in. max deep,0.010 in. min to 0.020 in. max r
Static Radial Load Rating: 28000 pounds
Style Designator: with insert and/or liner
Surface Treatment Document And Classification: qq-p-416,class 2,type 2 fed spec single treatment response race insert
Surface Treatment: cadmium and chromate race insert

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
KWDB8-5	Self-Aligning Plain Bearing
LWG08E105	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-004-4937. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-004-4937?: The FSCG of the NSN 3120-01-004-4937 is 3120

Does the NSN 3120-01-004-4937 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-004-4937 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 3120-01-004-4937 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-004-4937 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.