M81934/1-12A024

View detailed technical data, stock status, and sourcing information for: M81934/1-12A024
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-187-9087

Item Name Code

13205

Assigment Date

08/27/1984 (41 years ago)

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.

0.7505 inches minimum and 0.7515 inches maximum body inside diameter, square all corners corner shape, 0.7400 inches minimum and 0.7515 inches maximum overall length, 125.0 microinches inside diameter surface of body surface finish, 0.9388 inches minimum and 0.9398 inches maximum body outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 0.7400 inches minimum and 0.7515 inches maximum
Body Outside Diameter: 0.9388 inches minimum and 0.9398 inches maximum
Body Inside Diameter: 0.7505 inches minimum and 0.7515 inches maximum
Corner Shape: square all corners
Surface Finish: 125.0 microinches inside diameter surface of body
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Material: aluminum alloy 2024 outer layer
Material: plastic polychlorotrifluoroethylene inner layer
Material Document And Classification: qq-a-200/3,t8511 fed spec single material response or qq-a-225/6,t851 fed spec single material response outer layer
Surface Treatment: anodize or chromate outer layer
Surface Treatment Document And Classification: mil-a-8625,ty 1 mil spec 1st treatment response or mil-a-8625,ty 2 mil spec 1st treatment response or cmil-c-5541 mil spec 1st treatment response outer layer
Style Designator: solid, plain, no outside flanges

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
M81934/1-12A024	Sleeve Bearing
MS21240-12A024	Sleeve Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-01-187-9087?

The FSCG of the NSN 3120-01-187-9087 is 3120

Does the NSN 3120-01-187-9087 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-187-9087 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 3120-01-187-9087 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-187-9087 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 3120-01-187-9087 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Aug 27, 1984