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447839 Tapping Screw

5305-01-322-7321

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Official Item Classification

Name
Tapping Screw
Part Number
447839
(NSN) National Stock Number
5305-01-322-7321
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
41756
(FIIG) Federal Item Identification Guide
A003B0
Date
07/13/1990 (36 years ago)

0.357 inches minimum and 0.373 inches maximum head diameter, slot internal drive style, pan head style, 0.750 inches nominal fastener length, 0.099 inches minimum and 0.110 inches maximum head height

Specs & Compatibility

Fastener Length

0.750 inches nominal

Head Style

pan

Head Diameter

0.357 inches minimum and 0.373 inches maximum

Head Height

0.099 inches minimum and 0.110 inches maximum

Internal Drive Style

slot

Nonmachine Thread Style

double flute (type f)

Nonmachine Nominal Thread Diameter

0.190 inches

Material

steel overall

Surface Treatment

cadmium or zinc overall

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0041756

Related Hardware Products

Part Number Description
447839 Tapping Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-322-7321?
The FSCG of the NSN 5305-01-322-7321 is 5305
Does the NSN 5305-01-322-7321 have a Schedule B code assigned?
Yes, the Schedule B code is 7318140000
Does NSN 5305-01-322-7321 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 5305-01-322-7321 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-322-7321 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 5305-01-322-7321 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Fri, Jul 13, 1990