5305-01-644-8713

Find complete technical information, availability, and procurement data for: 5305-01-644-8713
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-644-8713

Item Name Code

18257

Assigment Date

05/22/2015 (11 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

right-hand thread direction, 0.500 inches nominal fastener length, oil filter and adaptor 454/502 mag mpi engine gen vi end item identification, hexagon head style, 0.313 inches nominal thread diameter

Product Characteristics

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

Thread Direction: right-hand
Fastener Length: 0.500 inches nominal
Head Style: hexagon
End Item Identification: oil filter and adaptor 454/502 mag mpi engine gen vi
Nominal Thread Diameter: 0.313 inches
Thread Quantity Per Inch: 18
Part Name Assigned By Controlling Agency: screw (5/16-18 x 1/2 in)
Thread Series Designator: unc

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
10-98257	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-644-8713?

The FSCG of the NSN 5305-01-644-8713 is 5305

Does NSN 5305-01-644-8713 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 5305-01-644-8713 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-644-8713 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 5305-01-644-8713 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Fri, May 22, 2015