156658-1

View detailed technical data, stock status, and sourcing information for: 156658-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-140-4689

Item Name Code

24328

Assigment Date

08/25/1971 (54 years ago)

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore, designed to accommodate the end of the spring. It is used to position the spring but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer,helical compression spring. Excludes:washer (as modified), seat,ball socket, and holder,spring. See also rotor,engine poppet valve.

regulator,fuel pump,engine acft fsc application data

Product Characteristics

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

Fsc Application Data: regulator,fuel pump,engine acft

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
156658-1	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-00-140-4689?

The FSCG of the NSN 5340-00-140-4689 is 5340

Does NSN 5340-00-140-4689 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 5340-00-140-4689 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-00-140-4689 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-00-140-4689 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Aug 25, 1971