5305-01-431-4260

Find complete technical information, availability, and procurement data for: 5305-01-431-4260
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-431-4260

Item Name Code

18257

Assigment Date

05/13/1996 (30 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

1.500 inches nominal thread length, 16 thread quantity per inch, 0.375 inches nominal thread diameter, right-hand thread direction, 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: 1.500 inches nominal
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Criticality Code Justification: zzzy
Thread Series Designator: unc
Reference Number Differentiating Characteristics: quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items

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
516-6600807 ITEM 46	Hexagon Head Cap Screw
516-6600807 ITEM 46L1	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-431-4260?

The FSCG of the NSN 5305-01-431-4260 is 5305

Does NSN 5305-01-431-4260 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 5305-01-431-4260 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-431-4260 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 5305-01-431-4260 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Mon, May 13, 1996