7413898

View detailed technical data, stock status, and sourcing information for: 7413898
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-480-4478

Item Name Code

18257

Assigment Date

09/11/1970 (55 years ago)

right-hand thread direction, hexagon head style, 2a thread class, 2.438 inches minimum thread length, 2.500 inches nominal fastener length

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: 2.438 inches minimum
Fastener Length: 2.500 inches nominal
Head Style: hexagon
Head Height: 0.281 inches nominal
Width Between Flats: 0.625 inches nominal
Nominal Thread Diameter: 0.438 inches
Thread Quantity Per Inch: 20
Material: steel comp 1541 overall
Material Document And Classification: qq-s-634 fed spec all material responses overall
Surface Treatment Document And Classification: mil-p-16232,type z,cl 4 mil spec all treatment responses 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
5305004804478	Hexagon Head Cap Screw
7413898	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-480-4478?

The FSCG of the NSN 5305-00-480-4478 is 5305

Does the NSN 5305-00-480-4478 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-480-4478 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 5305-00-480-4478 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-480-4478 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 5305-00-480-4478 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Sep 11, 1970