5305-00-427-0029

Find complete technical information, availability, and procurement data for: 5305-00-427-0029
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-427-0029

Item Name Code

06660

Assigment Date

05/08/1974 (52 years ago)

2a thread class, right-hand thread direction, 0.500 inches nominal fastener length, 0.400 inches nominal thread length, hexagon head style

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: 0.400 inches nominal
Fastener Length: 0.500 inches nominal
Head Style: hexagon
Head Height: 0.172 inches minimum and 0.190 inches maximum
Width Between Flats: 0.367 inches minimum and 0.375 inches maximum
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 74000 pounds per square inch
Hardness Rating: 80.0 rockwell b minimum and 100.0 rockwell b maximum overall
Minimum Yield Strength: 57000 pounds per square inch
Primary Washer Outside Diameter: 0.494 inches minimum and 0.510 inches maximum
Primary Washer Style: flat external teeth
Primary Washer Material Thickness: 0.023 inches minimum and 0.028 inches maximum
Material: steel overall
Material Document And Classification: sae grade 2 assn std single material response overall
Surface Treatment: cadmium or zinc overall
Surface Treatment Document And Classification: ams2400-1 assn std 1st treatment response or ams2402-1 assn std 2nd treatment response 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
13218E0504-65	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-427-0029?

The FSCG of the NSN 5305-00-427-0029 is 5305

Does the NSN 5305-00-427-0029 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-427-0029 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 5305-00-427-0029 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-427-0029 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 5305-00-427-0029 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, May 8, 1974