5305-01-331-7939

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Machine Screw

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Official Item Classification

Name: Machine Screw
(NSN) National Stock Number: 5305-01-331-7939
(FSG) Federal Supply Group: 53 Hardware and Abrasives
(FSC) Federal Supply Classification: 5305 Screws
(INC) Item Name Code: 06657
(FIIG) Federal Item Identification Guide: A500D0
Date: 12/27/1990 (35 years ago)

10.0 millimeters nominal head diameter, pan head style, 45.0 millimeters nominal thread length, 43.4 millimeters nominal fastener length, right-hand thread direction

Specs & Compatibility

Thread Direction

right-hand

Thread Length

45.0 millimeters nominal

Fastener Length

43.4 millimeters nominal

Head Style

pan

Head Diameter

10.0 millimeters nominal

Head Height

3.8 millimeters nominal

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

5.0 millimeters

Thread Pitch In Millimeters

0.80

External Thread Tolerance Class

Screw Material

steel property class 4.8

Screw Surface Treatment

zinc

Thread Series Designator

Regulatory Compliance

Precious Metals Indicator

Precious metal content is unknown

Criticality Code

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

Hazardous Metals Indicator

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

0006657

Related Hardware Products

Part Number	Description
21M7261	Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-331-7939?

The FSCG of the NSN 5305-01-331-7939 is 5305

Does the NSN 5305-01-331-7939 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-331-7939 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 5305-01-331-7939 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-331-7939 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 5305-01-331-7939 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Dec 27, 1990