131-0403-002

Comprehensive specifications and application details for: 131-0403-002 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 131-0403-002. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
131-0403-002
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-215-4420
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
08/25/1985

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.

57.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating, 38.0 rockwell c minimum and 45.0 rockwell c maximum race insert hardness rating, 0.4710 inches minimum and 0.5930 inches maximum inner member width, groove inside diameter surface of race insert lubrication feature, 0.2500 inches minimum and 0.2502 inches maximum bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-215-4420 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.2500 inches minimum and 0.2502 inches maximum
Hardness Rating
38.0 rockwell c minimum and 45.0 rockwell c maximum race insert
Hardness Rating
57.0 rockwell c minimum and 61.0 rockwell c maximum inner member
Inner Member Width
0.4710 inches minimum and 0.5930 inches maximum
Lubrication Feature
groove inside diameter surface of race insert
Material Document And Classification
ams 5643 assn std single material response race insert
Material Document And Classification
ams 6440 assn std single material response inner member
Material Document And Classification
mil-l-6085 mil spec single material response lubrication
Material
oil lubricating lubrication
Material
steel comp 630 race insert
Material
steel comp e52100 inner member
Outer Member Outside Diameter
0.4850 inches nominal
Outer Member Width
0.2660 inches minimum and 0.2760 inches maximum
Special Features
radial clearance shall be 0.0001 to 0.0005 in.;race ends threaded 0.750-16-unf 2a ground thd;peacekeeper stage iv s
Style Designator
without insert or liner
Surface Treatment Document And Classification
qq-c-320,class 1 fed spec single treatment response spherical surface of race insert
Surface Treatment
chromium spherical surface of race insert

Frequently Asked Questions

Find quick answers to common questions about bearing: 131-0403-002. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-215-4420?
The FSCG of the NSN 3120-01-215-4420 is 3120
Does the NSN 3120-01-215-4420 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-215-4420 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 3120-01-215-4420 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-215-4420 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.
When the NSN 3120-01-215-4420 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Sun, Aug 25, 1985

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