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5305-00-978-9356

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-00-978-9356
(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
01/01/1960 (66 years ago)

0.719 inches minimum and 0.750 inches maximum fastener length, 0.636 inches minimum and 0.719 inches maximum thread length, 3a thread class, right-hand thread direction, flat chamfer head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.636 inches minimum and 0.719 inches maximum

Fastener Length

0.719 inches minimum and 0.750 inches maximum

Head Style

flat chamfer

Head Diameter

0.303 inches minimum and 0.312 inches maximum

Head Height

0.185 inches minimum and 0.190 inches maximum

Internal Drive Style

hexagon

End Item Identification

multiple launch rocket system (mlrs); high-mobility artillery rocket system (himars)

Nominal Thread Diameter

0.190 inches

Width Across Flats

0.156 inches minimum and 0.158 inches maximum

Thread Quantity Per Inch

24

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

38.0 rockwell c minimum and 45.0 rockwell c maximum overall

Material

steel overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416,ty 2,cl 3 fed spec all treatment responses overall

Thread Series Designator

unc

Replacement For

Part Number Description
5305-00-166-1127 No Name Available 03/12/1974
5305-00-274-0479 No Name Available 09/01/2023
5305-00-959-4641 No Name Available 04/01/2009
5305-00-981-4838 No Name Available 08/18/1967

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

0016282

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Frequently Asked Questions

What is the FSCG of the NSN 5305-00-978-9356?
The FSCG of the NSN 5305-00-978-9356 is 5305
Does the NSN 5305-00-978-9356 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-978-9356 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 5305-00-978-9356 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-978-9356 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 5305-00-978-9356 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960