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5305-01-323-1141

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-323-1141
(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
07/21/1990 (36 years ago)

right-hand thread direction, flat countersunk head style, 0.738 inches minimum and 0.849 inches maximum thread length, 3a thread class, 0.970 inches minimum and 1.010 inches maximum fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.738 inches minimum and 0.849 inches maximum

Fastener Length

0.970 inches minimum and 1.010 inches maximum

Head Style

flat countersunk

Head Diameter

0.480 inches minimum and 0.531 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.156 inches minimum and 0.158 inches maximum

Thread Quantity Per Inch

28

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

phosphate manganese overall

Surface Treatment Document And Classification

dod-p-16232 tym cl3 mil spec single treatment response overall

Thread Series Designator

unrf

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

Related Hardware Products

Part Number Description
6298012-2 Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-323-1141?
The FSCG of the NSN 5305-01-323-1141 is 5305
Does the NSN 5305-01-323-1141 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-323-1141 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 5305-01-323-1141 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-323-1141 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 5305-01-323-1141 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Sat, Jul 21, 1990