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5305-00-291-8680

Machine Screw

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Machine Key
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Key
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Machine Key

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-00-291-8680
(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
01/01/1963 (63 years ago)

0.562 inches nominal fastener length, 2a thread class, 0.562 inches minimum thread length, right-hand thread direction, round head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.562 inches minimum

Fastener Length

0.562 inches nominal

Head Style

round

Head Diameter

0.334 inches minimum and 0.359 inches maximum

Head Height

0.123 inches minimum and 0.137 inches maximum

Internal Drive Style

slot

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

24

Screw Material

steel

Screw Surface Treatment

cadmium or zinc

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

0006657

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Part Number Description
13206E1454 Machine Screw
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Frequently Asked Questions

What is the FSCG of the NSN 5305-00-291-8680?
The FSCG of the NSN 5305-00-291-8680 is 5305
Does the NSN 5305-00-291-8680 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-291-8680 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 5305-00-291-8680 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-291-8680 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 5305-00-291-8680 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963