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5305-00-042-7729

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-00-042-7729
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
16282
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

right-hand thread direction, 3a thread class, 0.645 inches maximum thread length, flat chamfer head style, 0.615 inches minimum and 0.645 inches maximum fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.645 inches maximum

Fastener Length

0.615 inches minimum and 0.645 inches maximum

Head Style

flat chamfer

Head Diameter

0.367 inches minimum and 0.375 inches maximum

Head Height

0.244 inches minimum and 0.250 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.188 inches minimum and 0.189 inches maximum

Thread Quantity Per Inch

28

Material

steel overall

Surface Treatment

cadmium or zinc overall

Surface Treatment Document And Classification

qq-p-416 ty 1 cl 3 fed spec 1st treatment response or qq-z-325 ty 1 cl 3 fed spec 2nd treatment response overall

Thread Series Designator

unf

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0016282

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-042-7729?
The FSCG of the NSN 5305-00-042-7729 is 5305
Does the NSN 5305-00-042-7729 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-042-7729 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 5305-00-042-7729 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-042-7729 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 5305-00-042-7729 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963