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5305-01-251-4720

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-01-251-4720
(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
03/19/1987 (39 years ago)

40 thread quantity per inch, 0.375 inches nominal thread length, 0.125 inches nominal thread diameter, right-hand thread direction, 0.375 inches nominal fastener length

Specs & Compatibility

Thread Direction

right-hand

Thread Length

0.375 inches nominal

Fastener Length

0.375 inches nominal

Nominal Thread Diameter

0.125 inches

Thread Quantity Per Inch

40

Criticality Code Justification

zzzy

Screw Material

nickel alloy

Screw Material Document And Classification

qq-n-281 fed spec single material response

Thread Series Designator

unc

Reference Number Differentiating Characteristics

material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
Y

The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions 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

Related Hardware Products

Part Number Description
A1642PC42 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-251-4720?
The FSCG of the NSN 5305-01-251-4720 is 5305
Does the NSN 5305-01-251-4720 have a Schedule B code assigned?
Yes, the Schedule B code is 7508900000
Does NSN 5305-01-251-4720 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 5305-01-251-4720 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-251-4720 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 5305-01-251-4720 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Thu, Mar 19, 1987