3120-01-300-8991 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-300-8991.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-300-8991
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 05/20/1989

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.

self-lubricating liner race liner lubrication feature, 55.0 rockwell c minimum inner member hardness rating, 0.6230 inches minimum and 0.6250 inches maximum inner member width, 0.6240 inches minimum and 0.6250 inches maximum bore diameter, plastic polytetrafluoroethylene bore liner material

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-300-8991 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.6240 inches minimum and 0.6250 inches maximum
Hardness Rating: 55.0 rockwell c minimum inner member
Inner Member Width: 0.6230 inches minimum and 0.6250 inches maximum
Lubrication Feature: self-lubricating liner race liner
Material: plastic polytetrafluoroethylene bore liner
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 1.1870 inches minimum and 1.1875 inches maximum
Outer Member Width: 0.4950 inches minimum and 0.5050 inches maximum
Static Radial Load Rating: 28200 pounds
Style Designator: with insert and/or liner with staking groove

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
KNDB10-23	Self-Aligning Plain Bearing
LE131-0030-0004	Self-Aligning Plain Bearing

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-300-8991?: The FSCG of the NSN 3120-01-300-8991 is 3120

Does the NSN 3120-01-300-8991 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-300-8991 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 3120-01-300-8991 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-300-8991 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.