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5305-01-277-8052

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-01-277-8052
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
18257
(FIIG) Federal Item Identification Guide
A003B0
Date
04/27/1988 (38 years ago)

hexagon head style, 5.000 inches nominal fastener length, 1.250 inches nominal thread length, right-hand thread direction, 2a thread class

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.250 inches nominal

Fastener Length

5.000 inches nominal

Head Style

hexagon

Head Height

0.323 inches nominal

Width Between Flats

0.750 inches nominal

Nominal Thread Diameter

0.500 inches

Thread Quantity Per Inch

13

Material

steel overall

Material Document And Classification

sae gr 5 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

0018257

Related Hardware Products

Part Number Description
EE48018 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-277-8052?
The FSCG of the NSN 5305-01-277-8052 is 5305
Does the NSN 5305-01-277-8052 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-277-8052 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 5305-01-277-8052 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-277-8052 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 5305-01-277-8052 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Wed, Apr 27, 1988