5305-01-424-2381

Find complete technical information, availability, and procurement data for: 5305-01-424-2381
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-424-2381

Item Name Code

18257

Assigment Date

01/24/1996 (30 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

right-hand thread direction, hexagon head style, 0.563 inches minimum and 0.625 inches maximum thread length, 0.625 inches nominal fastener length, 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: 0.563 inches minimum and 0.625 inches maximum
Fastener Length: 0.625 inches nominal
Head Style: hexagon
Head Height: 0.120 inches nominal
Width Between Flats: 0.303 inches minimum and 0.313 inches maximum
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 80000 pounds per square inch
Material: steel corrosion resisting overall
Material Document And Classification: qq-s-763, 300 series fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
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
5938374	Hexagon Head Cap Screw
ALCMLN6020G	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-424-2381?

The FSCG of the NSN 5305-01-424-2381 is 5305

Does the NSN 5305-01-424-2381 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-424-2381 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 5305-01-424-2381 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-424-2381 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 5305-01-424-2381 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Jan 24, 1996