1-140-256-16

View detailed technical data, stock status, and sourcing information for: 1-140-256-16
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5365 Bushings, Rings, Shims and Spacers

National Stock Number

5365-00-779-3393

Item Name Code

24307

Assigment Date

01/01/1960 (66 years ago)

An item whose principal purpose is to produce light from a glowing filament(s). It includes metal backed and reflecting types, seal beam and flood types. It may include an integral filament shield to control and/or modify its illumination pattern.

2.340 inches nominal outside diameter, 125.0 microinches largest outside diameter surface finish, 0.102 inches minimum and 0.104 inches maximum overall thickness, 2.167 inches minimum and 2.168 inches maximum inside diameter, 125.0 microinches bore surface finish

Product Characteristics

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

Inside Diameter: 2.167 inches minimum and 2.168 inches maximum
Outside Diameter: 2.340 inches nominal
Overall Thickness: 0.102 inches minimum and 0.104 inches maximum
Surface Finish: 125.0 microinches bore
Surface Finish: 125.0 microinches largest outside diameter
Surface Finish: 63.0 microinches left side
Surface Finish: 63.0 microinches right side
Material: steel comp 4130
Material Document And Classification: ams 6371 assn std single material response
Surface Treatment: oxide
Fsc Application Data: 1. engine,acft,turbo-prop

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
1-140-256-16	Ring Spacer

FAQs

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

What is the FSCG of the NSN 5365-00-779-3393?

The FSCG of the NSN 5365-00-779-3393 is 5365

Does the NSN 5365-00-779-3393 have a Schedule B code assigned?

Yes, the Schedule B code is 7326908695

Does NSN 5365-00-779-3393 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 5365-00-779-3393 contain precious materials?

Precious metal content is unknown

Does NSN 5365-00-779-3393 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 5365-00-779-3393 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960