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5305-00-935-7527

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-00-935-7527
(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
02/16/1968 (58 years ago)

2a thread class, 0.969 inches minimum and 1.000 inches maximum fastener length, right-hand thread direction, hexagon head style, 1.000 inches maximum thread length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.000 inches maximum

Fastener Length

0.969 inches minimum and 1.000 inches maximum

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

Shank Unthreaded Hole Diameter

0.074 inches minimum and 0.082 inches maximum first hole

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

28

Minimum Tensile Strength

120000 pounds per square inch

Hardness Rating

25.0 rockwell c minimum and 34.0 rockwell c maximum overall

Distance From Head Largest Bearing Surface To Shank Hole Center

0.850 inches minimum and 0.901 inches maximum first hole

Surface Finish

63.0 microinches threads

Material

steel overall

Material Document And Classification

sae gr 5 assn std single material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416 ty 2 cl 3 fed spec single treatment response overall

Thread Series Designator

unf

Nondefinitive Spec/Std Data

2 type and 1-p style and 5 grade

Replacement For

Part Number Description
5305-00-208-0484 No Name Available 01/01/1984

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
5305009357527 Hexagon Head Cap Screw
MS51106-308 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-935-7527?
The FSCG of the NSN 5305-00-935-7527 is 5305
Does the NSN 5305-00-935-7527 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-935-7527 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 5305-00-935-7527 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-935-7527 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 5305-00-935-7527 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Feb 16, 1968