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5305-01-449-8836

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-449-8836
(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
10/18/1997 (29 years ago)

2a thread class, 2.860 inches minimum and 3.000 inches maximum fastener length, flat chamfer head style, right-hand thread direction, 3.000 inches maximum thread length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

3.000 inches maximum

Fastener Length

2.860 inches minimum and 3.000 inches maximum

Head Style

flat chamfer

Head Diameter

1.852 inches minimum and 1.875 inches maximum

Head Height

1.236 inches minimum and 1.250 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

1.250 inches

Width Across Flats

0.875 inches nominal

Thread Quantity Per Inch

7

Minimum Tensile Strength

170000 pounds per square inch

Hardness Rating

37.0 rockwell c minimum and 45.0 rockwell c maximum overall

Material

steel uns k03104 overall

Material Document And Classification

astm a574 assn std single material response overall

Thread Series Designator

unc

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 5305-01-449-8836?
The FSCG of the NSN 5305-01-449-8836 is 5305
Does the NSN 5305-01-449-8836 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-449-8836 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 5305-01-449-8836 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-449-8836 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 5305-01-449-8836 was assigned to the Federal Catalog?
It was assigned 29 years ago, on Sat, Oct 18, 1997