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5305-00-724-7263

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-00-724-7263
(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
01/01/1960 (66 years ago)

right-hand thread direction, 4.156 inches minimum and 4.250 inches maximum fastener length, 2a thread class, 1.500 inches minimum and 1.727 inches maximum thread length, hexagon head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.500 inches minimum and 1.727 inches maximum

Fastener Length

4.156 inches minimum and 4.250 inches maximum

Head Style

hexagon

Head Height

0.378 inches minimum and 0.403 inches maximum

Width Between Flats

0.922 inches minimum and 0.938 inches maximum

End Item Identification

a4 bradley fighting vehicle; a3 bradley fighting vehicle

Nominal Thread Diameter

0.625 inches

Thread Quantity Per Inch

11

Minimum Tensile Strength

150000 pounds per square inch

Hardness Rating

32.0 rockwell c minimum and 38.0 rockwell c maximum overall

Surface Finish

63.0 microinches threads

Material

steel overall

Material Document And Classification

sae j429 grade 8 assn std single material response or astm a354 grade bd assn std single material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416,ty2cl3 fed spec single treatment response overall

Thread Series Designator

unc

Replacement For

Part Number Description
5305-00-022-3445 No Name Available 02/01/1980
5305-00-057-1072 No Name Available 10/28/1998

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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
5305PL0783702 Hexagon Head Cap Screw
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B1821BH063C425N Hexagon Head Cap Screw
MS90728-173 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-724-7263?
The FSCG of the NSN 5305-00-724-7263 is 5305
Does the NSN 5305-00-724-7263 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-724-7263 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 5305-00-724-7263 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-724-7263 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 5305-00-724-7263 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960