3120-01-256-9284 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-01-256-9284.

Summary

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Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-256-9284
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 06/10/1987

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.

0.7830 inches minimum and 0.7840 inches maximum body outside diameter, square inside left corner corner shape, 0.6490 inches minimum and 0.6510 inches maximum body inside diameter, square left flange outside right corner corner shape, square outside left corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-256-9284 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.6490 inches minimum and 0.6510 inches maximum
Body Outside Diameter: 0.7830 inches minimum and 0.7840 inches maximum
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Corner Shape: square outside right corner
Corner Shape: undercut left flange body corner
Flange Outside Diameter: 1.0190 inches minimum and 1.0390 inches maximum
Flange Width: 0.0393 inches minimum and 0.0403 inches maximum
Overall Length: 0.4598 inches nominal
Material Document And Classification: qq-c-530,cond. ht fed spec single material response overall
Material: copper alloy 172 or copper alloy 173 overall
Specification/Standard Data: 76301-st4-130 manufacturers standard
Style Designator: solid, external flange one end
Surface Finish: 32.0 microinches outside diameter surface of body
Surface Finish: 63.0 microinches left end surface of body and flange

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
ST4M130-10025	Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-256-9284. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-256-9284?: The FSCG of the NSN 3120-01-256-9284 is 3120

Does the NSN 3120-01-256-9284 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-01-256-9284 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 3120-01-256-9284 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-256-9284 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.