5305-00-855-7183

Find complete technical information, availability, and procurement data for: 5305-00-855-7183
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-855-7183

Item Name Code

18257

Assigment Date

01/01/1960 (66 years ago)

hexagon head style, right-hand thread direction, 2a thread class, 1.000 inches nominal fastener length, 0.844 inches minimum and 1.000 inches maximum thread 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: 0.844 inches minimum and 1.000 inches maximum
Fastener Length: 1.000 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
Hole Diameter: 0.062 inches nominal
Nominal Thread Diameter: 0.375 inches
Hole Quantity: 1
Hole Type: drilled
Thread Quantity Per Inch: 16
Hole Configuration Style: hexagon flats
Material: steel comp 410 or steel comp 430 overall
Surface Treatment: passivate 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
MS51099-60	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-855-7183?

The FSCG of the NSN 5305-00-855-7183 is 5305

Does the NSN 5305-00-855-7183 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-855-7183 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 5305-00-855-7183 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-855-7183 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 5305-00-855-7183 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960