5305-00-421-9899

Find complete technical information, availability, and procurement data for: 5305-00-421-9899
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-421-9899

Item Name Code

06660

Assigment Date

12/14/1970 (55 years ago)

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

hexagon head style, 0.312 inches nominal thread length, 0.312 inches nominal fastener length, right-hand thread direction, 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: 0.312 inches nominal
Fastener Length: 0.312 inches nominal
Head Style: hexagon
Head Height: 0.094 inches nominal
Width Between Flats: 0.250 inches nominal
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 40
Primary Washer Outside Diameter: 0.285 inches nominal
Primary Washer Style: flat internal teeth
Primary Washer Material Thickness: 0.031 inches nominal
Material: steel overall
Surface Treatment: cadmium overall
Thread Series Designator: unf

FAQs

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

What is the FSCG of the NSN 5305-00-421-9899?

The FSCG of the NSN 5305-00-421-9899 is 5305

Does the NSN 5305-00-421-9899 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-421-9899 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 5305-00-421-9899 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-421-9899 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 5305-00-421-9899 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Dec 14, 1970