5305-00-255-4025

Find complete technical information, availability, and procurement data for: 5305-00-255-4025
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-255-4025

Item Name Code

06657

Assigment Date

08/06/1969 (57 years ago)

flat countersunk head style, right-hand thread direction, 1.250 inches nominal fastener length, 1.119 inches minimum and 1.167 inches maximum thread length, 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: 1.119 inches minimum and 1.167 inches maximum
Fastener Length: 1.250 inches nominal
Head Style: flat countersunk
Head Diameter: 0.257 inches minimum and 0.279 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel
Screw Surface Treatment: cadmium or 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:

Part Number	Name
133452	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-255-4025?

The FSCG of the NSN 5305-00-255-4025 is 5305

Does the NSN 5305-00-255-4025 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-255-4025 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 5305-00-255-4025 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-255-4025 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 5305-00-255-4025 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Aug 6, 1969