5305-00-449-2791

Find complete technical information, availability, and procurement data for: 5305-00-449-2791
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-449-2791

Item Name Code

06660

Assigment Date

05/20/1970 (56 years ago)

1.750 inches minimum thread length, right-hand thread direction, 2.281 inches minimum and 2.375 inches maximum fastener length, fillister head style, 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: 1.750 inches minimum
Fastener Length: 2.281 inches minimum and 2.375 inches maximum
Head Style: fillister
Head Diameter: 0.292 inches minimum and 0.313 inches maximum
Head Height: 0.118 inches minimum and 0.130 inches maximum
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Primary Washer Outside Diameter: 0.283 inches minimum and 0.297 inches maximum
Primary Washer Style: split helical ring
Primary Washer Material Thickness: 0.040 inches nominal
Material: steel comp 1010 or steel comp 1011 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1022 or steel comp 1212 or steel comp 1213 or steel comp 1137 fastener
Material Document And Classification: 66 fed std all material responses fastener
Material Document And Classification: 66 fed std single material response primary washer
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
456639	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-449-2791?

The FSCG of the NSN 5305-00-449-2791 is 5305

Does the NSN 5305-00-449-2791 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-449-2791 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 5305-00-449-2791 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-449-2791 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 5305-00-449-2791 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, May 20, 1970