5305-00-639-2658

Find complete technical information, availability, and procurement data for: 5305-00-639-2658
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-639-2658

Item Name Code

16282

Assigment Date

01/01/1963 (63 years ago)

3a thread class, 0.312 inches nominal head diameter, right-hand thread direction, 0.375 inches nominal fastener length, 0.190 inches nominal head height

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
Fastener Length: 0.375 inches nominal
Head Diameter: 0.312 inches nominal
Head Height: 0.190 inches nominal
Hole Diameter: 0.047 inches nominal
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.156 inches nominal
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 168000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Material: steel comp 4037 overall
Material Document And Classification: ams 6300 assn std single material response overall
Surface Treatment: cadmium and chromate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1610-00-627-0327	No Name Available	05/04/1974
5305-00-693-7359	No Name Available	01/01/1963

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
69994P3-3C	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-639-2658?

The FSCG of the NSN 5305-00-639-2658 is 5305

Does the NSN 5305-00-639-2658 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-639-2658 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 5305-00-639-2658 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-639-2658 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 5305-00-639-2658 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963