5305-00-721-5740

Find complete technical information, availability, and procurement data for: 5305-00-721-5740
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-721-5740

Item Name Code

06672

Assigment Date

01/01/1963 (63 years ago)

3a thread class, 0.052 inches minimum and 0.072 inches maximum fastener length, 0.072 inches maximum thread length, right-hand thread direction, headless (setscrew) 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: 3a
Thread Direction: right-hand
Thread Length: 0.072 inches maximum
Fastener Length: 0.052 inches minimum and 0.072 inches maximum
Head Style: headless (setscrew)
Spline Minor Diameter: 0.037 inches minimum and 0.038 inches maximum
Spline Major Diameter: 0.049 inches minimum and 0.050 inches maximum
Spline Width: 0.016 inches minimum and 0.017 inches maximum
Point Style: cup
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Material: steel comp 303 or steel comp 303se overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-899-4330	No Name Available	02/09/1973

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
341-122-0061	Setscrew
AN565DC2L1	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-721-5740?

The FSCG of the NSN 5305-00-721-5740 is 5305

Does the NSN 5305-00-721-5740 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-721-5740 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 5305-00-721-5740 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-721-5740 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 5305-00-721-5740 was assigned to the Federal Catalog?

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