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5305-01-727-5355

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-01-727-5355
(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
03/07/2025 (1 year ago)

hexagon head style, 0.750 inches nominal thread length, 0.750 inches nominal fastener length, right-hand thread direction, 2a thread class

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.750 inches nominal

Fastener Length

0.750 inches nominal

Head Style

hexagon

Head Height

0.150 inches minimum and 0.163 inches maximum

Width Between Flats

0.428 inches minimum and 0.438 inches maximum

End Item Identification

2350-017084509

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

20

Part Name Assigned By Controlling Agency

screws, cap, hex (finished hex bolt)

Material

steel overall

Material Document And Classification

astm a354, grade bd american society for testing and materials (astm) single material response overall

Surface Treatment

zinc overall

Surface Treatment Document And Classification

astm b633, type vi, sc 2 national std/spec single treatment response overall

Thread Series Designator

unf

Specification/Standard Data

05047-asme b18.24-2023 professional/industrial association standard

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
AES01F250750AW9MF1 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-727-5355?
The FSCG of the NSN 5305-01-727-5355 is 5305
Does the NSN 5305-01-727-5355 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-727-5355 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 5305-01-727-5355 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-727-5355 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 5305-01-727-5355 was assigned to the Federal Catalog?
It was assigned 1 year ago, on Fri, Mar 7, 2025