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5305-00-638-3068

Find complete technical information, availability, and procurement data for: 5305-00-638-3068

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5305-00-638-3068
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-638-3068
Item Name Code
18257
Assigment Date
01/01/1963 (63 years ago)
Cancelled

This item was cancelled on: 07/01/2025.

right-hand thread direction, hexagon head style, 4.500 inches nominal fastener length, 2.000 inches minimum and 2.277 inches maximum thread length, 2a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a
Thread Direction
right-hand
Thread Length
2.000 inches minimum and 2.277 inches maximum
Fastener Length
4.500 inches nominal
Head Style
hexagon
Head Height
0.531 inches minimum and 0.563 inches maximum
Width Between Flats
1.265 inches minimum and 1.312 inches maximum
Nominal Thread Diameter
0.875 inches
Thread Quantity Per Inch
9
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
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 10 style

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-638-3068?
The FSCG of the NSN 5305-00-638-3068 is 5305
Does the NSN 5305-00-638-3068 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-638-3068 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 5305-00-638-3068 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-638-3068 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 5305-00-638-3068 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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