5305-00-637-8275

Find complete technical information, availability, and procurement data for: 5305-00-637-8275
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-637-8275

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

2a thread class, 0.625 inches maximum thread length, 0.625 inches nominal fastener length, right-hand thread direction, 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: 0.625 inches maximum
Fastener Length: 0.625 inches nominal
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.544 inches minimum and 0.562 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 120000 pounds per square inch
Hardness Rating: 23.0 rockwell c minimum and 32.0 rockwell c maximum
Screw Material: steel
Screw Surface Treatment: chromate zinc
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:

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0002.0033.T	Machine Screw
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280451PC245	Machine Screw
MILB857TYPE2GRADE4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-637-8275?

The FSCG of the NSN 5305-00-637-8275 is 5305

Does the NSN 5305-00-637-8275 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-637-8275 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 5305-00-637-8275 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-637-8275 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 5305-00-637-8275 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963