5305-01-620-2393

Find complete technical information, availability, and procurement data for: 5305-01-620-2393
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-620-2393

Item Name Code

18257

Assigment Date

07/11/2013 (13 years ago)

A washer of various shapes having a centrally located hole. It is primarily used as a seat for a bolt or screw to distribute pressure and has a sealing element. It may be used in connection with metallic washers to which it can be bonded.

0.875 inches nominal thread length, 1.00 inches nominal fastener length, hexagon head style, 2a thread class, right-hand thread direction

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: 0.875 inches nominal
Fastener Length: 1.00 inches nominal
Head Style: hexagon
Head Height: 0.195 inches minimum and 0.211 inches maximum
Width Between Flats: 0.557 inches minimum and 0.577 inches maximum
Nominal Thread Diameter: 0.3125 inches
Thread Quantity Per Inch: 18
Material: steel uns k04100 overall
Surface Treatment: zinc 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
AES01C312A00AW9A51	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-620-2393?

The FSCG of the NSN 5305-01-620-2393 is 5305

Does the NSN 5305-01-620-2393 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-620-2393 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 5305-01-620-2393 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-620-2393 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 5305-01-620-2393 was assigned to the Federal Catalog?

It was assigned 13 years ago, on Thu, Jul 11, 2013