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089-05923-0005 Machine Screw

5305-01-231-3256

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Official Item Classification

Name
Machine Screw
Part Number
089-05923-0005
(NSN) National Stock Number
5305-01-231-3256
(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
04/25/1986 (40 years ago)

2a thread class, 0.245 inches minimum and 0.312 inches maximum thread length, 0.281 inches minimum and 0.312 inches maximum fastener length, binding head style, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.245 inches minimum and 0.312 inches maximum

Fastener Length

0.281 inches minimum and 0.312 inches maximum

Head Style

binding

Head Diameter

0.171 inches minimum and 0.181 inches maximum

Head Height

0.041 inches minimum and 0.046 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.086 inches

Thread Quantity Per Inch

56

Minimum Tensile Strength

125000 pounds per square inch

Screw Surface Treatment Document And Classification

mil-f-495 mil spec 1st treatment response or mil-f-13924 mil spec 2nd treatment response

Color

black

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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
089-05923-0005 Machine Screw
6432-0205 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-231-3256?
The FSCG of the NSN 5305-01-231-3256 is 5305
Does NSN 5305-01-231-3256 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 5305-01-231-3256 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-231-3256 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 5305-01-231-3256 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Fri, Apr 25, 1986