5305-01-521-9903

Find complete technical information, availability, and procurement data for: 5305-01-521-9903
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-521-9903

Item Name Code

16282

Assigment Date

07/14/2004 (22 years ago)

A preformed item of different materials designed to form core or outer shell of a vehicle, may also include trailer bed, excluding hood and fenders. Excludes:floor, body, vehicular and floor covering (as modified).

0.622 inches minimum and 0.625 inches maximum fastener length, 0.622 inches minimum and 0.625 inches maximum thread length, right-hand thread direction, 3a thread class, 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: 3a
Thread Direction: right-hand
Thread Length: 0.622 inches minimum and 0.625 inches maximum
Fastener Length: 0.622 inches minimum and 0.625 inches maximum
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Hole Diameter: 0.044 inches minimum and 0.050 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.1875 inches minimum and 0.1900 inches maximum
Hole Quantity: 3
Hole Type: drilled
Thread Quantity Per Inch: 28
Hole Configuration Style: round internal hexagon
Special Features: modified from ms24673-10
Material: steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 overall
Material Document And Classification: astm a493 assn std all material responses overall
Surface Treatment: aluminum overall
Surface Treatment Document And Classification: mil-c-83488 mil spec single treatment response overall
Thread Series Designator: unf

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
7226365-4	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-521-9903?

The FSCG of the NSN 5305-01-521-9903 is 5305

Does the NSN 5305-01-521-9903 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-521-9903 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 5305-01-521-9903 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-521-9903 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 5305-01-521-9903 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Wed, Jul 14, 2004