5305-01-363-1579

Find complete technical information, availability, and procurement data for: 5305-01-363-1579
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-363-1579

Item Name Code

18257

Assigment Date

08/23/1992 (33 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

0.874 inches minimum and 1.062 inches maximum thread length, 2.219 inches minimum and 2.250 inches maximum fastener length, right-hand thread direction, 2a thread class, hexagon head style

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: 0.874 inches minimum and 1.062 inches maximum
Fastener Length: 2.219 inches minimum and 2.250 inches maximum
Head Style: hexagon
Head Height: 0.195 inches minimum and 0.211 inches maximum
Width Between Flats: 0.489 inches minimum and 0.500 inches maximum
Locking Feature: strip threads
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 80000 pounds per square inch
Minimum Yield Strength: 40000 pounds per square inch
Material: plastic polyamide (nylon) locking featurenickel alloy 400 fastener
Material Document And Classification: qq-n-281 fed spec single material 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
53A-00-193-32	Hexagon Head Cap Screw
53A-00-193-X-32	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-363-1579?

The FSCG of the NSN 5305-01-363-1579 is 5305

Does the NSN 5305-01-363-1579 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-363-1579 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 5305-01-363-1579 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-363-1579 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 5305-01-363-1579 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Sun, Aug 23, 1992