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3120-01-121-8578 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-01-121-8578.

Summary

Explore detailed summary information for bearing: 3120-01-121-8578. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-121-8578
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
11/10/1981

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

square all corners corner shape, 0.5890 inches minimum and 0.5950 inches maximum overall length, ams 5643 assn std single material response overall material document and classification, 1.0590 inches minimum and 1.0600 inches maximum body outside diameter, 0.8750 inches minimum and 0.8760 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-121-8578 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.8750 inches minimum and 0.8760 inches maximum
Body Outside Diameter
1.0590 inches minimum and 1.0600 inches maximum
Corner Shape
square all corners
Overall Length
0.5890 inches minimum and 0.5950 inches maximum
Material Document And Classification
ams 5643 assn std single material response overall
Material
steel comp 630 overall
Style Designator
solid, plain, no outside flanges
Surface Finish
125.0 microinches intermediate layer
Test Data Document
"76301-ps21201 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
10107788 Sleeve Bushing
74A410639-2001 Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-121-8578. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-121-8578?
The FSCG of the NSN 3120-01-121-8578 is 3120
Does the NSN 3120-01-121-8578 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-01-121-8578 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 3120-01-121-8578 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-121-8578 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 3120-01-121-8578 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Tue, Nov 10, 1981

Price & Availability

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Stock Availability

This product is available in the following quantities and conditions:

New Surplus 1
New Material 69
Total 70
Availability of this item was last updated on: 04/10/2026 03:04 PM EDT. Availability may have changed since then. Request a quote for up to date pricing and availability.

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