5305-01-163-1266

Find complete technical information, availability, and procurement data for: 5305-01-163-1266
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-163-1266

Item Name Code

18257

Assigment Date

09/28/1983 (42 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

0.500 inches nominal thread diameter, 0.500 inches nominal fastener length, 2a thread class, right-hand thread direction, 13 thread quantity per inch

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
Fastener Length: 0.500 inches nominal
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 13
Criticality Code Justification: zzzy
Material: steel overall
Thread Series Designator: unc
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
E-73632-66	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-163-1266?

The FSCG of the NSN 5305-01-163-1266 is 5305

Does the NSN 5305-01-163-1266 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-163-1266 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 5305-01-163-1266 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-163-1266 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 5305-01-163-1266 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Sep 28, 1983