2503293

View detailed technical data, stock status, and sourcing information for: 2503293
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-395-5850

Item Name Code

06657

Assigment Date

04/12/1974 (52 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

0.844 inches minimum and 0.875 inches maximum fastener length, 0.782 inches minimum and 0.875 inches maximum thread length, flat chamfer head style, 2a thread class, right-hand thread direction

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: 0.782 inches minimum and 0.875 inches maximum
Fastener Length: 0.844 inches minimum and 0.875 inches maximum
Head Style: flat chamfer
Head Diameter: 0.257 inches minimum and 0.263 inches maximum
Head Height: 0.074 inches minimum and 0.080 inches maximum
Internal Drive Style: tri-wing recess
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Screw Material: copper alloy 268 or copper alloy 260 or copper alloy 240 or copper alloy 230 or copper alloy 377 or copper alloy 360 or copper alloy 342 or copper alloy 353 or copper alloy 270 or copper alloy 462 or copper alloy 464 or copper alloy 482 or copper alloy 485 or copper alloy 210 or copper alloy 220 or copper alloy 510 or copper alloy 745 or copper alloy 752 or copper alloy 757 or copper alloy 764 or copper alloy 770
Screw Surface Treatment: oxide
Screw Surface Treatment Document And Classification: mil-f-495 mil spec single treatment response
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
10125266	Machine Screw
2503293	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-395-5850?

The FSCG of the NSN 5305-00-395-5850 is 5305

Does the NSN 5305-00-395-5850 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-395-5850 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 5305-00-395-5850 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-395-5850 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 5305-00-395-5850 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, Apr 12, 1974