5305-00-266-8444

Find complete technical information, availability, and procurement data for: 5305-00-266-8444
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-266-8444

Item Name Code

16282

Assigment Date

07/13/1973 (53 years ago)

flat countersunk head style, 3a thread class, 0.250 inches nominal fastener length, 0.186 inches minimum thread length, right-hand thread direction

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: 0.186 inches minimum
Fastener Length: 0.250 inches nominal
Head Style: flat countersunk
Head Diameter: 0.168 inches minimum and 0.197 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.086 inches
Width Across Flats: 0.0510 inches nominal
Thread Quantity Per Inch: 56
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Countersink Angle: 82.0 degrees nominal
Material: steel overall
Surface Treatment: oxide overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 4 type

FAQs

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

What is the FSCG of the NSN 5305-00-266-8444?

The FSCG of the NSN 5305-00-266-8444 is 5305

Does the NSN 5305-00-266-8444 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-266-8444 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 5305-00-266-8444 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-266-8444 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 5305-00-266-8444 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Fri, Jul 13, 1973