5305-01-059-7426

Find complete technical information, availability, and procurement data for: 5305-01-059-7426
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-059-7426

Item Name Code

06660

Assigment Date

04/15/1978 (48 years ago)

An externally threaded fastener bent approximately 180 degrees (3.141 radians) in the shape of the letter u and with both ends threaded.

right-hand thread direction, 0.750 inches nominal fastener length, 0.473 inches minimum and 0.492 inches maximum head diameter, pan 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
Fastener Length: 0.750 inches nominal
Head Style: pan
Head Diameter: 0.473 inches minimum and 0.492 inches maximum
Head Height: 0.130 inches minimum and 0.140 inches maximum
Washer Quantity: 1
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Primary Washer Outside Diameter: 0.466 inches minimum and 0.478 inches maximum
Primary Washer Style: flat internal teeth
Primary Washer Material Thickness: 0.023 inches minimum and 0.028 inches maximum
Material: steel overall
Surface Treatment: zinc and nickel overall
Surface Treatment Document And Classification: astm b841,cl1,tyc,gr3 assn std single treatment response overall
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-042-4987	No Name Available	03/01/1995

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
7092442	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-01-059-7426?

The FSCG of the NSN 5305-01-059-7426 is 5305

Does the NSN 5305-01-059-7426 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-059-7426 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 5305-01-059-7426 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-059-7426 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 5305-01-059-7426 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Apr 15, 1978