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3120-01-581-4171 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-01-581-4171.

Summary

Explore detailed summary information for bearing: 3120-01-581-4171. 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
3120-01-581-4171
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
01/14/2010

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.

0.3756 inches minimum and 0.3761 inches maximum body outside diameter, square all corners corner shape, 0.5000 inches nominal flange outside diameter, rq-4a end item identification, 0.2500 inches minimum and 0.2517 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-581-4171 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.2500 inches minimum and 0.2517 inches maximum
Body Outside Diameter
0.3756 inches minimum and 0.3761 inches maximum
Corner Shape
square all corners
End Item Identification
rq-4a
Flange Outside Diameter
0.5000 inches nominal
Flange Width
0.0620 inches nominal
Overall Length
0.2520 inches nominal
Part Name Assigned By Controlling Agency
bushing-flanged,press fit,steel,cres,bronze and copper
Material
steel corrosion resisting overall
Style Designator
solid, external flange one end
Surface Treatment
passivate overall

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
NAS77C4-011 Sleeve Bushing
NAS77C4-011MAS Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-581-4171. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-581-4171?
The FSCG of the NSN 3120-01-581-4171 is 3120
Does the NSN 3120-01-581-4171 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-01-581-4171 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 3120-01-581-4171 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-581-4171 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 3120-01-581-4171 was assigned to the Federal Catalog?
It was assigned 16 years ago, on Thu, Jan 14, 2010

Price & Availability

Fill out the form to get pricing and availability details for the bearing: 3120-01-581-4171

Stock Availability

This product is available in the following quantities and conditions:

New Material 655
New Surplus 64
Total 719
Availability of this item was last updated on: 10/13/2025 10:10 PM EDT. Availability may have changed since then. Request a quote for up to date pricing and availability.

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