3120-01-271-3337 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-271-3337.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-271-3337
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 01/23/1988

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.

0.3120 inches minimum and 0.3125 inches maximum bore diameter, 0.4350 inches minimum and 0.4370 inches maximum inner member width, 23.0 rockwell c minimum and 35.0 rockwell c maximum outer race member hardness rating, 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, self-lubricating liner race liner lubrication feature

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-271-3337 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.3120 inches minimum and 0.3125 inches maximum
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Hardness Rating: 23.0 rockwell c minimum and 35.0 rockwell c maximum outer race member
Inner Member Width: 0.4350 inches minimum and 0.4370 inches maximum
Lubrication Feature: self-lubricating liner race liner
Material Document And Classification: ams 5630 assn std single material response inner member
Material Document And Classification: ams 5643 assn std 1st material response or ams 5528 assn std 1st material response or ams 5613 assn std 2nd material response or ams 5610 assn std 2nd material response outer race member
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 or steel comp 410 or steel comp 416se outer race member
Outer Member Outside Diameter: 0.6870 inches minimum and 0.6875 inches maximum
Outer Member Width: 0.3120 inches minimum and 0.3220 inches maximum
Static Radial Load Rating: 8600 pounds
Style Designator: with insert and/or liner

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
C552-5	Self-Aligning Plain Bearing

Frequently Asked Questions

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What is the FSCG of the NSN 3120-01-271-3337?: The FSCG of the NSN 3120-01-271-3337 is 3120

Does the NSN 3120-01-271-3337 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-271-3337 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 3120-01-271-3337 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-271-3337 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.