5305-01-381-3905

Find complete technical information, availability, and procurement data for: 5305-01-381-3905
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-381-3905

Item Name Code

06657

Assigment Date

10/15/1993 (32 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.

0.187 inches nominal thread length, right-hand thread direction, 0.188 inches nominal fastener length, roof head style, 2a thread class

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: 0.187 inches nominal
Fastener Length: 0.188 inches nominal
Head Style: roof
Head Diameter: 0.168 inches nominal
Head Height: 0.055 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.086 inches
Features Provided: o ring
Thread Quantity Per Inch: 56
Screw Material: steel corrosion resisting
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Color: black
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
330-1698-040	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-381-3905?

The FSCG of the NSN 5305-01-381-3905 is 5305

Does the NSN 5305-01-381-3905 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-381-3905 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 5305-01-381-3905 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-381-3905 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 5305-01-381-3905 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Oct 15, 1993