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5305-01-021-1014

Hexagon Head Cap Screw

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-01-021-1014
(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
05/09/1976 (50 years ago)

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

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.750 inches maximum

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 0.437 inches maximum

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

28

Minimum Tensile Strength

55000 pounds per square inch

Hardness Rating

95.0 rockwell b maximum overall

Material

steel overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416,ty 2 cl 2 fed spec single treatment response overall

Thread Series Designator

unf

Regulatory Compliance

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0018257

Related Hardware Products

Part Number Description
330C889D4028C12 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-021-1014?
The FSCG of the NSN 5305-01-021-1014 is 5305
Does the NSN 5305-01-021-1014 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-021-1014 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 5305-01-021-1014 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 5305-01-021-1014 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Sun, May 9, 1976