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5305-00-059-1143

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-00-059-1143
(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
01/01/1961 (65 years ago)

flat countersunk head style, 3a thread class, 1.516 inches minimum and 1.562 inches maximum fastener length, 0.469 inches minimum thread length, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.469 inches minimum

Fastener Length

1.516 inches minimum and 1.562 inches maximum

Head Style

flat countersunk

Head Diameter

0.371 inches minimum and 0.385 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

32

Minimum Tensile Strength

75000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Screw Material

steel corrosion resisting

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.

Pseudo Item Name Code

0006657

Related Hardware Products

Part Number Description
7S16-10-24 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-059-1143?
The FSCG of the NSN 5305-00-059-1143 is 5305
Does the NSN 5305-00-059-1143 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-059-1143 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 5305-00-059-1143 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-059-1143 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 5305-00-059-1143 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961