5305-01-378-8813

Find complete technical information, availability, and procurement data for: 5305-01-378-8813
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-378-8813

Item Name Code

06672

Assigment Date

08/23/1993 (33 years ago)

A metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head, usually designed to fit into the pre-cut slots of two adjacent cylindrically shaped members, to prevent relative rotational movement between the two. It may have mounting holes or slots.

0.250 inches nominal thread length, right-hand thread direction, 0.240 inches minimum and 0.260 inches maximum fastener length, 3a thread class, headless (setscrew) head style

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: 0.250 inches nominal
Fastener Length: 0.240 inches minimum and 0.260 inches maximum
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.125 inches nominal
Thread Quantity Per Inch: 28
Material: steel comp 4032 or steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
Surface Treatment: chromate and zinc overall
Surface Treatment Document And Classification: astm b633-78, ty2 assn std 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
MS51477-3	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-378-8813?

The FSCG of the NSN 5305-01-378-8813 is 5305

Does the NSN 5305-01-378-8813 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-378-8813 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 5305-01-378-8813 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-378-8813 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 5305-01-378-8813 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Mon, Aug 23, 1993