MS21207C6-6

View detailed technical data, stock status, and sourcing information for: MS21207C6-6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-059-8466

Item Name Code

41756

Assigment Date

06/15/1967 (59 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

flat countersunk head style, 0.249 inches minimum and 0.279 inches maximum head diameter, cross recess type 1 internal drive style, 0.344 inches minimum and 0.375 inches maximum fastener length, casehardened features provided

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Fastener Length: 0.344 inches minimum and 0.375 inches maximum
Head Style: flat countersunk
Head Diameter: 0.249 inches minimum and 0.279 inches maximum
Internal Drive Style: cross recess type 1
Features Provided: casehardened
Nonmachine Thread Style: dog type (type b or c)
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Nonmachine Nominal Thread Diameter: 0.138 inches
Material: steel comp 410 overall
Surface Treatment: passivate overall

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
MS21207C6-6	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-00-059-8466?

The FSCG of the NSN 5305-00-059-8466 is 5305

Does the NSN 5305-00-059-8466 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-00-059-8466 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 5305-00-059-8466 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-059-8466 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 5305-00-059-8466 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Thu, Jun 15, 1967