5305-01-497-0397

Find complete technical information, availability, and procurement data for: 5305-01-497-0397
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-497-0397

Item Name Code

18257

Assigment Date

05/07/2002 (24 years ago)

hexagon head style, 3.440 inches minimum and 3.500 inches maximum fastener length, 0.750 inches nominal thread length, 2a thread class, right-hand thread direction

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: 0.750 inches nominal
Fastener Length: 3.440 inches minimum and 3.500 inches maximum
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.163 inches maximum
Width Between Flats: 0.428 inches minimum and 0.438 inches maximum
End Item Identification: 2320-01-465-2174; mrap - cougar iss 1.0; mrap - m-atv ui; mrap - cougar iss 1.5
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Material: steel overall
Material Document And Classification: sae j429, grade 5 assn std single material response overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: astm f1941, fe/zn 5c assn std single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-458-1614	No Name Available	07/01/2009

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
1/4-20 X 3.50 GRADE 5 YELLOW ZI	Hexagon Head Cap Screw
12759-00233	Hexagon Head Cap Screw
52843AX	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-497-0397?

The FSCG of the NSN 5305-01-497-0397 is 5305

Does the NSN 5305-01-497-0397 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-497-0397 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 5305-01-497-0397 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-497-0397 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 5305-01-497-0397 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Tue, May 7, 2002