5305-01-122-5807

Find complete technical information, availability, and procurement data for: 5305-01-122-5807
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-122-5807

Item Name Code

18257

Assigment Date

11/25/1981 (44 years ago)

An insulator that is essentially thin, flat, and round in shape, with or without holes. The general shape may vary by the addition of such features as beveled edges, indented surfaces, through-hole key and/or peripheral flats. It may have one or more holes off center; if there are two or more holes, one may be centrally located. Excludes:mounting pad, electrical-electronic component.

3.700 inches minimum and 4.000 inches maximum thread length, 2a thread class, 3.900 inches minimum and 4.000 inches maximum fastener length, hexagon head style, 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: 3.700 inches minimum and 4.000 inches maximum
Fastener Length: 3.900 inches minimum and 4.000 inches maximum
Head Style: hexagon
Head Height: 0.455 inches minimum and 0.483 inches maximum
Width Between Flats: 1.100 inches minimum and 1.125 inches maximum
Nominal Thread Diameter: 0.750 inches
Thread Quantity Per Inch: 10
Material: steel comp 1038 overall
Material Document And Classification: sae 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
30160-4	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-122-5807?

The FSCG of the NSN 5305-01-122-5807 is 5305

Does the NSN 5305-01-122-5807 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-122-5807 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 5305-01-122-5807 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-122-5807 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 5305-01-122-5807 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Nov 25, 1981