A71913

View detailed technical data, stock status, and sourcing information for: A71913
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-379-0541

Item Name Code

06672

Assigment Date

08/26/1993 (32 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

0.190 inches nominal fastener length, headless (setscrew) head style, 0.190 inches nominal thread length, right-hand thread direction, 1a 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: 1a
Thread Direction: right-hand
Thread Length: 0.190 inches nominal
Fastener Length: 0.190 inches nominal
Head Style: headless (setscrew)
Point Style: flat
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.121 inches minimum and 0.125 inches maximum
Thread Quantity Per Inch: 28
Special Features: 2a or 3a optional classes for threads
Material: plastic polyethylene overall
Material Document And Classification: l-p-390 ty 1 cl l mil spec single material 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
A71913	Setscrew
T5-58P1B ITEM 24	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-379-0541?

The FSCG of the NSN 5305-01-379-0541 is 5305

Does the NSN 5305-01-379-0541 have a Schedule B code assigned?

Yes, the Schedule B code is 3926909987

Does NSN 5305-01-379-0541 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 5305-01-379-0541 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-379-0541 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 5305-01-379-0541 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Aug 26, 1993