5305-01-644-5525

Find complete technical information, availability, and procurement data for: 5305-01-644-5525
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-644-5525

Item Name Code

06657

Assigment Date

05/12/2015 (11 years ago)

A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see hose assembly, air duct. For items of sleeve section design rated for high pressure use, see sleeve, seal, coupling. Excludes:hose, nonmetallic.

right-hand thread direction, 1.000 inches nominal fastener length, 1.000 inches nominal thread length, truss 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: 1.000 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: truss
Head Diameter: 0.448 inches nominal
Head Height: 0.128 inches nominal
Internal Drive Style: cross recess type ii
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Part Name Assigned By Controlling Agency: large diameter truss head phillips machine screw
Screw Material: steel comp 302
Screw Surface Treatment: oxide
Color: black
Thread Series Designator: unf

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
94779A782	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-644-5525?

The FSCG of the NSN 5305-01-644-5525 is 5305

Does the NSN 5305-01-644-5525 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-644-5525 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 5305-01-644-5525 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-644-5525 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 5305-01-644-5525 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Tue, May 12, 2015