5305-01-078-4461

Find complete technical information, availability, and procurement data for: 5305-01-078-4461
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-078-4461

Item Name Code

18257

Assigment Date

06/13/1979 (47 years ago)

hexagon head style, 0.500 inches nominal thread length, right-hand thread direction, 2a thread class, 4.656 inches nominal fastener length

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: 0.500 inches nominal
Fastener Length: 4.656 inches nominal
Head Style: hexagon
Head Height: 0.187 inches nominal
Width Between Flats: 0.425 inches minimum and 0.435 inches maximum
Hole Diameter: 0.062 inches nominal
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 1
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 190000 pounds per square inch
Hole Configuration Style: hexagon flats
Surface Finish: 64.0 microinches bearing surface of head
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: 580-0273-000,fscm 13499 mfr ref single treatment response overall
Thread Series Designator: unf

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
797-6564-001	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-078-4461?

The FSCG of the NSN 5305-01-078-4461 is 5305

Does the NSN 5305-01-078-4461 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-078-4461 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 5305-01-078-4461 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-078-4461 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 5305-01-078-4461 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Wed, Jun 13, 1979