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5305-00-964-0560

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-00-964-0560
(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
06/01/1966 (60 years ago)

right-hand thread direction, 0.750 inches minimum and 0.938 inches maximum thread length, 2a thread class, 1.710 inches minimum and 1.750 inches maximum fastener length, hexagon head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.750 inches minimum and 0.938 inches maximum

Fastener Length

1.710 inches minimum and 1.750 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

Hole Diameter

0.062 inches nominal

Nominal Thread Diameter

0.250 inches

Hole Quantity

1

Hole Type

drilled

Thread Quantity Per Inch

20

Minimum Tensile Strength

120000 pounds per square inch

Hardness Rating

23.0 rockwell c minimum and 32.0 rockwell c maximum overall

Minimum Yield Strength

85000 pounds per square inch

Hole Configuration Style

hexagon flats

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 2 fed spec single treatment response overall

Thread Series Designator

unc

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
5305009640560 Hexagon Head Cap Screw
MS51095-311 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-964-0560?
The FSCG of the NSN 5305-00-964-0560 is 5305
Does the NSN 5305-00-964-0560 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-964-0560 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 5305-00-964-0560 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-964-0560 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 5305-00-964-0560 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Wed, Jun 1, 1966