5305-01-056-1479

Find complete technical information, availability, and procurement data for: 5305-01-056-1479
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-056-1479

Item Name Code

06657

Assigment Date

02/17/1978 (48 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.015 inches minimum and 0.016 inches maximum head height, 0.129 inches nominal fastener length, 0.110 inches minimum thread length, 0.121 inches minimum and 0.123 inches maximum width between flats, hexagon 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 Length: 0.110 inches minimum
Fastener Length: 0.129 inches nominal
Head Style: hexagon
Head Height: 0.015 inches minimum and 0.016 inches maximum
Width Between Flats: 0.121 inches minimum and 0.123 inches maximum

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
639AS750	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-056-1479?

The FSCG of the NSN 5305-01-056-1479 is 5305

Does NSN 5305-01-056-1479 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 5305-01-056-1479 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-056-1479 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 5305-01-056-1479 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Feb 17, 1978