3120-00-287-6990 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-00-287-6990.

Summary

Explore detailed summary information for bearing: 3120-00-287-6990. 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: 3120-00-287-6990
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

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.

0.2500 inches minimum and 0.2515 inches maximum body inside diameter, 0.3756 inches minimum and 0.3761 inches maximum body outside diameter, chamfered inside left corner corner shape, chamfered inside right corner corner shape, square outside left corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-287-6990 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.2500 inches minimum and 0.2515 inches maximum
Body Outside Diameter: 0.3756 inches minimum and 0.3761 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Overall Length: 0.2130 inches minimum and 0.2180 inches maximum
Material Document And Classification: mil-s-6758 mil spec 1st material response or mil-s-6050 mil spec 2nd material response overall
Material: steel comp 4130 or steel comp 8630 overall
Special Features: id and od to be parallel and concentric within 0.0030 tir
Specification/Standard Data: 80205-nas75 professional/industrial association standard
Style Designator: solid, plain, no outside flanges
Surface Finish: 125.0 microinches intermediate layer
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Surface Treatment: cadmium overall

Replaces

The NSN 3120-00-287-6990 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-661-7403	No Name Available	01/01/1960
3120-00-805-4167	No Name Available	04/08/1967

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
3120PL0673199	Sleeve Bushing
NAS75-4-007	Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-287-6990. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-287-6990?: The FSCG of the NSN 3120-00-287-6990 is 3120

Does the NSN 3120-00-287-6990 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-00-287-6990 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 3120-00-287-6990 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-287-6990 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.