5305-00-172-6356

Find complete technical information, availability, and procurement data for: 5305-00-172-6356
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-172-6356

Item Name Code

18257

Assigment Date

08/27/1972 (53 years ago)

right-hand thread direction, 2a thread class, 0.970 inches minimum and 1.000 inches maximum fastener length, 0.720 inches minimum and 0.750 inches maximum thread length, 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 Class: 2a
Thread Direction: right-hand
Thread Length: 0.720 inches minimum and 0.750 inches maximum
Fastener Length: 0.970 inches minimum and 1.000 inches maximum
Head Style: hexagon
Head Height: 0.243 inches minimum
Width Between Flats: 0.562 inches minimum
Locking Feature: pellet threads
Nominal Thread Diameter: 0.375 inches
Features Provided: finished head
Thread Quantity Per Inch: 16
Hardness Rating: 30.0 rockwell c minimum and 36.0 rockwell c maximum overall
Material: steel overall
Thread Series Designator: unc

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
5D0353	Hexagon Head Cap Screw
5D353	Hexagon Head Cap Screw
M4ES616-16P	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-172-6356?

The FSCG of the NSN 5305-00-172-6356 is 5305

Does the NSN 5305-00-172-6356 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-172-6356 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 5305-00-172-6356 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-172-6356 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 5305-00-172-6356 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Aug 27, 1972