1280278-123

View detailed technical data, stock status, and sourcing information for: 1280278-123
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-268-1960

Item Name Code

13206

Assigment Date

07/20/1973 (53 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

round inside left corner corner shape, 0.9910 inches minimum and 0.9940 inches maximum body inside diameter, 1.0900 inches minimum and 1.0950 inches maximum overall length, round inside right corner corner shape, 1.1263 inches minimum and 1.1273 inches maximum body outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 1.0900 inches minimum and 1.0950 inches maximum
Body Outside Diameter: 1.1263 inches minimum and 1.1273 inches maximum
Body Inside Diameter: 0.9910 inches minimum and 0.9940 inches maximum
Corner Shape: round inside left corner
Corner Shape: round inside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Surface Finish: 125.0 microinches inside diameter surface of body
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Material: copper alloy 642 overall
Material Document And Classification: qq-c-465 fed spec single material response overall
Style Designator: solid, plain, no outside flanges

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1280278-119	Sleeve Bushing
1280278-123	Sleeve Bushing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-00-268-1960?

The FSCG of the NSN 3120-00-268-1960 is 3120

Does the NSN 3120-00-268-1960 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-268-1960 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 3120-00-268-1960 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-268-1960 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 3120-00-268-1960 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Fri, Jul 20, 1973