038-22221

View detailed technical data, stock status, and sourcing information for: 038-22221
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-406-6939

Item Name Code

06657

Assigment Date

04/17/1970 (56 years ago)

0.437 inches nominal thread length, right-hand thread direction, 2a thread class, 0.750 inches nominal fastener length, flat countersunk 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: 2a
Thread Direction: right-hand
Thread Length: 0.437 inches nominal
Fastener Length: 0.750 inches nominal
Head Style: flat countersunk
Head Diameter: 0.796 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Countersink Angle: 90.0 degrees nominal
Screw Material: copper alloy
Special Features: furnished w/one lockwasher and one nut hex
Thread Series Designator: unf

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
038-22221	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-406-6939?

The FSCG of the NSN 5305-00-406-6939 is 5305

Does the NSN 5305-00-406-6939 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-406-6939 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 5305-00-406-6939 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-406-6939 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 5305-00-406-6939 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Apr 17, 1970