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5305-00-164-6971

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-00-164-6971
(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
02/09/1973 (53 years ago)

flat countersunk head style, right-hand thread direction, 1.234 inches minimum and 1.281 inches maximum fastener length, 0.883 inches minimum and 1.030 inches maximum thread length, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.883 inches minimum and 1.030 inches maximum

Fastener Length

1.234 inches minimum and 1.281 inches maximum

Head Style

flat countersunk

Head Diameter

0.872 inches minimum and 0.937 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.500 inches

Width Across Flats

0.312 inches minimum and 0.315 inches maximum

Thread Quantity Per Inch

20

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

36.0 rockwell c minimum and 43.0 rockwell c maximum overall

Minimum Yield Strength

130000 pounds per square inch

Countersink Angle

80.0 degrees minimum and 84.0 degrees maximum

Material

steel overall

Material Document And Classification

66 fed std single material response 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

unf

Nondefinitive Spec/Std Data

4 type

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

0016282

Related Hardware Products

Part Number Description
5305001646971 Socket Head Cap Screw
FFS86REVA Socket Head Cap Screw
MS24668-34CANCELLED Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-164-6971?
The FSCG of the NSN 5305-00-164-6971 is 5305
Does the NSN 5305-00-164-6971 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-164-6971 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 5305-00-164-6971 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-164-6971 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 5305-00-164-6971 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Fri, Feb 9, 1973