5305-01-642-0490

Find complete technical information, availability, and procurement data for: 5305-01-642-0490
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-642-0490

Item Name Code

18257

Assigment Date

02/11/2015 (11 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

6g thread class, right-hand thread direction, 18.0 millimeters minimum and 23.0 millimeters maximum thread length, hexagon head style, 30.0 millimeters 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: 6g
Thread Direction: right-hand
Thread Length: 18.0 millimeters minimum and 23.0 millimeters maximum
Fastener Length: 30.0 millimeters nominal
Head Style: hexagon
Head Height: 4.0 millimeters nominal
Width Between Flats: 10.0 millimeters nominal
End Item Identification: mrap - cougar sabr/tow
Nominal Thread Diameter: 6.0 millimeters
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum overall
Thread Pitch In Millimeters: 1.0
Part Name Assigned By Controlling Agency: hex head bolt, m6
Color: yellow overall
Material: steel property class 10.9 overall
Surface Treatment: chromate zinc overall
Thread Series Designator: m

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
95327A521	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-642-0490?

The FSCG of the NSN 5305-01-642-0490 is 5305

Does the NSN 5305-01-642-0490 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-642-0490 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 5305-01-642-0490 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-642-0490 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 5305-01-642-0490 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Wed, Feb 11, 2015