5305-01-383-2495

Find complete technical information, availability, and procurement data for: 5305-01-383-2495
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-383-2495

Item Name Code

18257

Assigment Date

11/19/1993 (32 years ago)

A headed, cylindrically-shaped item having a solid shank for fitting into corresponding holes, used for aligning or fastening. It may have welding projections. It also may contain holes drilled perpendicular to axial centerline. Excludes:pin, eccentric.

right-hand thread direction, hexagon head style, 0.462 inches minimum and 0.562 inches maximum thread length, 0.562 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: 0.462 inches minimum and 0.562 inches maximum
Fastener Length: 0.562 inches nominal
Head Style: hexagon
Head Height: 0.163 inches nominal
Width Between Flats: 0.437 inches nominal
Nominal Thread Diameter: 0.250 inches
Features Provided: finished head
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 40.0 rockwell c minimum and 48.0 rockwell c maximum overall
Minimum Yield Strength: 140000 pounds per square inch
Material: steel comp 431 overall
Material Document And Classification: astm f593 assn std single material response overall
Surface Treatment: passivate overall
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
12387152-4	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-383-2495?

The FSCG of the NSN 5305-01-383-2495 is 5305

Does the NSN 5305-01-383-2495 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-383-2495 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 5305-01-383-2495 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-383-2495 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 5305-01-383-2495 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Nov 19, 1993