5305-00-279-7066

Find complete technical information, availability, and procurement data for: 5305-00-279-7066
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-279-7066

Item Name Code

16282

Assigment Date

08/12/1973 (52 years ago)

right-hand thread direction, 3a thread class, flat chamfer head style, 1.000 inches minimum thread length, 1.625 inches nominal fastener length

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 1.000 inches minimum
Fastener Length: 1.625 inches nominal
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Hole Diameter: 0.047 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.188 inches minimum and 0.190 inches maximum
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Hole Configuration Style: round
Material: steel overall
Surface Treatment: cadmium overall
Thread Series Designator: unc

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
0645-0420-26UCH	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-279-7066?

The FSCG of the NSN 5305-00-279-7066 is 5305

Does the NSN 5305-00-279-7066 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-279-7066 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 5305-00-279-7066 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-279-7066 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 5305-00-279-7066 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sun, Aug 12, 1973