5305-00-725-0166

Find complete technical information, availability, and procurement data for: 5305-00-725-0166
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-725-0166

Item Name Code

06672

Assigment Date

01/01/1961 (65 years ago)

right-hand thread direction, headless (setscrew) head style, 0.625 inches maximum thread length, 0.625 inches nominal fastener 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: 0.625 inches maximum
Fastener Length: 0.625 inches nominal
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: hexagon
End Item Identification: a4 bradley fighting vehicle; a3 bradley fighting vehicle
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.250 inches nominal
Thread Quantity Per Inch: 13
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum overall
Material: steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec all treatment responses overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-253-3664	No Name Available	01/01/1983
5305-00-282-7635	No Name Available	08/01/1979
5305-00-639-0822	No Name Available	09/01/2023
5305-00-682-5779	No Name Available	09/01/1979
5305-00-800-4388	No Name Available	09/01/2023

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
10398701	Setscrew
5305007250166	Setscrew
70018-138	Setscrew
MS51963-138	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-725-0166?

The FSCG of the NSN 5305-00-725-0166 is 5305

Does the NSN 5305-00-725-0166 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-725-0166 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 5305-00-725-0166 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-725-0166 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 5305-00-725-0166 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961