5305-01-459-4418

Find complete technical information, availability, and procurement data for: 5305-01-459-4418
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-459-4418

Item Name Code

33044

Assigment Date

10/01/1998 (27 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.

pan no. 2 head style, 0.395 inches minimum and 0.425 inches maximum fastener length, 2a thread class, right-hand thread direction, 0.203 inches nominal 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: 0.203 inches nominal
Fastener Length: 0.395 inches minimum and 0.425 inches maximum
Head Style: pan no. 2
Head Diameter: 0.209 inches nominal
Head Height: 0.086 inches nominal
Internal Drive Style: hexagon
Material Accommodated Thickness: 0.031 inches minimum and 0.062 inches maximum
Nominal Thread Diameter: 0.138 inches
Width Across Flats: 0.078 inches nominal
Thread Quantity Per Inch: 32
Material: aluminum alloy 6061 stand-off
Material: steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 321 or steel comp 347 or steel comp 384 or steel comp 385 fastener
Material Document And Classification: astm a493 assn std all material responses fastener
Material Document And Classification: qq-a-225/8 fed spec single material response stand-off
Surface Treatment: anodize stand-off
Surface Treatment: passivate fastener
Surface Treatment Document And Classification: mil-a-8625 ty 1 cl 1 mil spec single treatment response stand-off
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response fastener
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
656-186-9002	Panel Screw Assembly
CS1000HS-06-2-A	Panel Screw Assembly
DCT7900HS-6-A-2	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-459-4418?

The FSCG of the NSN 5305-01-459-4418 is 5305

Does the NSN 5305-01-459-4418 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-459-4418 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 5305-01-459-4418 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-459-4418 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 5305-01-459-4418 was assigned to the Federal Catalog?

It was assigned 27 years ago, on Thu, Oct 1, 1998