3120-01-681-3181 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-01-681-3181.

Summary

Explore detailed summary information for bearing: 3120-01-681-3181. 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: 3120-01-681-3181
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 06/12/2019

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.

0.5645 inches nominal body outside diameter, 0.4375 inches nominal body inside diameter, b1-b bomber aircraft. end item identification, bushing press-fit plain. part name assigned by controlling agency, 0.6240 inches nominal overall length

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-681-3181 . Find dimensions, materials, tolerances, performance characteristics, etc.

End Item Identification: b1-b bomber aircraft.
Body Inside Diameter: 0.4375 inches nominal
Body Outside Diameter: 0.5645 inches nominal
Overall Length: 0.6240 inches nominal
Part Name Assigned By Controlling Agency: bushing press-fit plain.
Material: steel comp 4130 overall
Style Designator: solid, plain, no outside flanges
Surface Treatment: cadmium outside diameter surface of body

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
LD137-0027-5020	Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-681-3181. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-681-3181?: The FSCG of the NSN 3120-01-681-3181 is 3120

Does the NSN 3120-01-681-3181 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-01-681-3181 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 3120-01-681-3181 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-681-3181 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.