5305-01-449-7391

Find complete technical information, availability, and procurement data for: 5305-01-449-7391
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-449-7391

Item Name Code

18257

Assigment Date

10/11/1997 (28 years ago)

An item, usually basically semicircular or rectangular, designed to be swivel mounted to another item such as a container, chest, drawer, or door to provide facilities for lifting, opening, pulling, and the like. It may be with or without a mounting plate. Excludes:handle, door.

1.000 inches nominal thread length, right-hand thread direction, hexagon head style, 3.250 inches nominal fastener length, 2a thread class

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: 1.000 inches nominal
Fastener Length: 3.250 inches nominal
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.551 inches minimum and 0.562 inches maximum
Locking Feature: patch or strip locking feature
Nominal Thread Diameter: 0.375 inches
Nonstandard Thread Pitch Diameter: +0.3299 to 0.3344 inches
Thread Quantity Per Inch: 16
Material: plastic polyamide (nylon) locking feature
Material: steel overall
Material Document And Classification: astm a354, gr 8 assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 assn std single treatment 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
B1821BH038C325L	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-449-7391?

The FSCG of the NSN 5305-01-449-7391 is 5305

Does the NSN 5305-01-449-7391 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-449-7391 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 5305-01-449-7391 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-449-7391 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 5305-01-449-7391 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Sat, Oct 11, 1997