3120-01-120-8129 Thrust Washer Bearing

Comprehensive specifications and application details for NSN: 3120-01-120-8129.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-120-8129
Item Name Code: 13211
Federal Item Identification Guide: A045A0
Assigment Date: 10/23/1981

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

square second outside corner corner shape, square first inside corner corner shape, square second inside corner corner shape, round center hole shape style, crankshaft for emergency generator diesel engine,caterpillar model d-348-ta onboard 270 ft wmec coast guard vessels end item identification

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-120-8129 . Find dimensions, materials, tolerances, performance characteristics, etc.

End Item Identification: crankshaft for emergency generator diesel engine,caterpillar model d-348-ta onboard 270 ft wmec coast guard vessels
Center Hole Shape Style: round
Corner Shape: square first inside corner
Corner Shape: square second inside corner
Corner Shape: square second outside corner
Corner Shape: undercut first outside corner
Cross-Sectional Shape Style: rectangular
Diameter: 5.9380 inches nominal
Outside Diameter: 7.1800 inches nominal
Overall Thickness: 0.1850 inches nominal
Material: aluminum flat bearing surface
Material: steel body
Special Features: bearing washers are in two sections; each section has two mounting holes 0.2453 in dia
Style Designator: round

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
9S1162	Thrust Washer Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-120-8129. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-120-8129?: The FSCG of the NSN 3120-01-120-8129 is 3120

Does the NSN 3120-01-120-8129 have a Schedule B code assigned?: Yes, the Schedule B code is 8482105008

Does NSN 3120-01-120-8129 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 3120-01-120-8129 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-120-8129 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.