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5305-00-928-9636

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-00-928-9636
(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
09/07/1966 (60 years ago)

hexagon head style, 5.000 inches nominal fastener length, 2a thread class, 1.750 inches minimum and 1.938 inches maximum thread length, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.750 inches minimum and 1.938 inches maximum

Fastener Length

5.000 inches nominal

Head Style

hexagon

Head Height

0.455 inches minimum and 0.483 inches maximum

Width Between Flats

1.100 inches minimum and 1.125 inches maximum

End Item Identification

mrap buffalo mk2a2

Nominal Thread Diameter

0.750 inches

Thread Quantity Per Inch

16

Minimum Tensile Strength

150000 pounds per square inch

Hardness Rating

32.0 rockwell c minimum and 38.0 rockwell c maximum overall

Minimum Yield Strength

120000 pounds per square inch

Material

steel overall

Material Document And Classification

sae gr 8 assn std single material response overall

Surface Treatment

zinc and chromate overall

Surface Treatment Document And Classification

astm b633 ty 2 sc 3 assn std single treatment response overall

Thread Series Designator

unf

Replacement For

Part Number Description
5305-00-022-4256 No Name Available 08/01/1979
5305-01-061-2972 No Name Available 07/01/1992

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
930-03-633 Hexagon Head Cap Screw
93003633 Hexagon Head Cap Screw
B1821BH075F500N Hexagon Head Cap Screw
MS90727-199 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-928-9636?
The FSCG of the NSN 5305-00-928-9636 is 5305
Does the NSN 5305-00-928-9636 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-928-9636 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 5305-00-928-9636 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-928-9636 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 5305-00-928-9636 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Wed, Sep 7, 1966