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5305-01-044-8206

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-01-044-8206
(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
07/21/1977 (49 years ago)

right-hand thread direction, 3a thread class, watertight head style, 0.500 inches nominal fastener length, 0.312 inches nominal thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.312 inches nominal

Fastener Length

0.500 inches nominal

Head Style

watertight

Head Diameter

0.438 inches nominal

Head Height

0.125 inches nominal

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.190 inches

Features Provided

flat washer and o ring

Thread Quantity Per Inch

32

Hardness Rating

38.0 rockwell c minimum and 48.0 rockwell c maximum

Screw Material

steel comp 4620

Screw Material Document And Classification

mil-s-7493 fed spec single material response

Screw Surface Treatment

passivate

Thread Series Designator

unf

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.

Source of Supply Code

ZQC

Pseudo Item Name Code

0006657

Related Hardware Products

Part Number Description
AB2563A8 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-044-8206?
The FSCG of the NSN 5305-01-044-8206 is 5305
Does the NSN 5305-01-044-8206 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-044-8206 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 5305-01-044-8206 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-044-8206 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 5305-01-044-8206 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Thu, Jul 21, 1977