20-129 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 20-129 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 20-129. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 20-129
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-616-0317
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 01/30/2013

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.

0.5000 inches nominal bore diameter, 0.5000 inches nominal inner member width, bearing,plain,spherical,self-aligning,self lubricating,narrow,grooved,anti-fretting buffer on race part name assigned by controlling agency, self-lubricating liner race liner lubrication feature, v-22 aircraft end item identification

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-616-0317 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.5000 inches nominal
End Item Identification: v-22 aircraft
Inner Member Width: 0.5000 inches nominal
Lubrication Feature: self-lubricating liner race liner
Part Name Assigned By Controlling Agency: bearing,plain,spherical,self-aligning,self lubricating,narrow,grooved,anti-fretting buffer on race
Material: steel corrosion resisting inner member
Outer Member Outside Diameter: 1.0120 inches nominal
Outer Member Width: 0.3900 inches nominal
Special Features: anti fretting buffer:l1281 polytetrafluoroethylene/nylon laminate .010 inch thick
Style Designator: with insert and/or liner with staking groove

Replaces

The NSN 3120-01-616-0317 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-01-501-1695	No Name Available	06/01/2015

Frequently Asked Questions

Find quick answers to common questions about bearing: 20-129. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-616-0317?: The FSCG of the NSN 3120-01-616-0317 is 3120

Does the NSN 3120-01-616-0317 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-616-0317 require demilitarization?: Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 3120-01-616-0317 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-616-0317 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.