5305-01-431-8240

Find complete technical information, availability, and procurement data for: 5305-01-431-8240
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-431-8240

Item Name Code

16282

Assigment Date

05/20/1996 (30 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

right-hand thread direction, 2a thread class, 4.625 inches nominal fastener length, 1.120 inches minimum and 1.710 inches maximum thread length, flat chamfer head style

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 1.120 inches minimum and 1.710 inches maximum
Fastener Length: 4.625 inches nominal
Head Style: flat chamfer
Head Diameter: 0.457 inches minimum and 0.469 inches maximum
Head Height: 0.306 inches minimum and 0.312 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.312 inches
Width Across Flats: 0.250 inches nominal
Thread Quantity Per Inch: 18
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
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
S1E10110 ITEM 32	Socket Head Cap Screw
V2C11116-37NZ4	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-431-8240?

The FSCG of the NSN 5305-01-431-8240 is 5305

Does the NSN 5305-01-431-8240 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-431-8240 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 5305-01-431-8240 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-431-8240 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 5305-01-431-8240 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Mon, May 20, 1996