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5305-01-176-2604

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-176-2604
(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
04/10/1984 (42 years ago)

3a thread class, right-hand thread direction, flat chamfer head style, 0.490 inches minimum and 0.510 inches maximum fastener length, 0.440 inches nominal thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.440 inches nominal

Fastener Length

0.490 inches minimum and 0.510 inches maximum

Head Style

flat chamfer

Head Diameter

0.306 inches minimum and 0.313 inches maximum

Head Height

0.309 inches nominal

Internal Drive Style

hexagon

Nominal Thread Diameter

0.190 inches

Width Across Flats

0.156 inches minimum and 0.158 inches maximum

Thread Quantity Per Inch

32

Surface Finish

125.0 microinches overall

Material

steel corrosion resisting overall

Material Document And Classification

ams5731 assn std single material response overall

Surface Treatment

silver overall

Surface Treatment Document And Classification

ams2410 assn std single treatment response overall

Thread Series Designator

unjf

Regulatory Compliance

Precious Metals Indicator
S

Item contains silver.

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
R1433P005SL Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-176-2604?
The FSCG of the NSN 5305-01-176-2604 is 5305
Does the NSN 5305-01-176-2604 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-176-2604 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 5305-01-176-2604 contain precious materials?
Item contains silver.
Does NSN 5305-01-176-2604 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 5305-01-176-2604 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Tue, Apr 10, 1984