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Q5431M02-03 Machine Screw

5305-00-090-2158

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Official Item Classification

Name
Machine Screw
Part Number
Q5431M02-03
(NSN) National Stock Number
5305-00-090-2158
(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)

0.188 inches maximum thread length, binding head style, 2a thread class, right-hand thread direction, 0.188 inches nominal fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.188 inches maximum

Fastener Length

0.188 inches nominal

Head Style

binding

Head Diameter

0.176 inches nominal

Head Height

0.065 inches nominal

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.086 inches

Thread Quantity Per Inch

56

Screw Material

steel corrosion resisting

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

Related Hardware Products

Part Number Description
05431-02-03 Machine Screw
Q5431-02-03 Machine Screw
Q5431M02-03 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-090-2158?
The FSCG of the NSN 5305-00-090-2158 is 5305
Does NSN 5305-00-090-2158 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 5305-00-090-2158 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-090-2158 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 5305-00-090-2158 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963