3120-00-257-8118 Sleeve Bushing

Comprehensive specifications and application details for NSN: 3120-00-257-8118.

Summary

Explore detailed summary information for bearing: 3120-00-257-8118. 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: 3120-00-257-8118
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 06/29/1973

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.

round left flange body corner corner shape, 1.1245 inches minimum and 1.1255 inches maximum body inside diameter, 1.3148 inches minimum and 1.3158 inches maximum body outside diameter, 2 hole antirotation/lubrication type and quantity, chamfered left flange outside right corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-257-8118 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 2 hole
Body Inside Diameter: 1.1245 inches minimum and 1.1255 inches maximum
Body Outside Diameter: 1.3148 inches minimum and 1.3158 inches maximum
Corner Shape: chamfered left flange outside right corner
Corner Shape: round left flange body 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
Flange Outside Diameter: 1.6800 inches nominal
Flange Width: 0.0900 inches nominal
Hole Diameter: 0.4375 inches minimum and 0.4445 inches maximum first
Overall Length: 1.1700 inches nominal
Material Document And Classification: ams 5643 assn std single material response overall
Material: steel comp 630 overall
Style Designator: solid, external flange one end
Surface Finish: 125.0 microinches intermediate layer
Surface Treatment: cadmium 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
68A321192-2003	Sleeve Bushing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-00-257-8118. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-257-8118?: The FSCG of the NSN 3120-00-257-8118 is 3120

Does the NSN 3120-00-257-8118 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-00-257-8118 require demilitarization?: "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-00-257-8118 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-257-8118 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.