5305-01-398-2188

Find complete technical information, availability, and procurement data for: 5305-01-398-2188
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-398-2188

Item Name Code

22846

Assigment Date

10/27/1994 (31 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.

right-hand thread direction, 2.000 inches nominal fastener length, flat chamfer head style, 0.500 inches nominal thread length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.500 inches nominal
Fastener Length: 2.000 inches nominal
Head Style: flat chamfer
Nominal Thread Diameter: 0.3125 inches
Material: steel overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: qq-z-325, type ii, class 3 fed spec all treatment responses 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
3176212-A-053	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-398-2188?

The FSCG of the NSN 5305-01-398-2188 is 5305

Does the NSN 5305-01-398-2188 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-398-2188 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 5305-01-398-2188 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-398-2188 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 5305-01-398-2188 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Thu, Oct 27, 1994