5305-01-451-3139

Find complete technical information, availability, and procurement data for: 5305-01-451-3139
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-451-3139

Item Name Code

18257

Assigment Date

12/12/1997 (28 years ago)

2.500 inches nominal fastener length, hexagon head style, right-hand thread direction, 3a thread class, 2.000 inches nominal thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 2.000 inches nominal
Fastener Length: 2.500 inches nominal
Head Style: hexagon
Head Height: 0.455 inches minimum and 0.483 inches maximum
Width Between Flats: 1.100 inches minimum and 1.125 inches maximum
Locking Feature: patch or strip threads
Nominal Thread Diameter: 0.750 inches
Thread Quantity Per Inch: 10
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 37.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength: 153000 pounds per square inch
Material: steel uns k03104 overall
Material Document And Classification: astma574 assn std single material response overall
Thread Series Designator: unrc
Specification/Standard Data: 81349-mil-s-1222 ty 2 grade 574 government specification

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
218027369	Hexagon Head Cap Screw
801-6406375-ACCA FIND A33	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-451-3139?

The FSCG of the NSN 5305-01-451-3139 is 5305

Does the NSN 5305-01-451-3139 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-451-3139 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 5305-01-451-3139 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-451-3139 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 5305-01-451-3139 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Fri, Dec 12, 1997