5305-00-273-7255

Find complete technical information, availability, and procurement data for: 5305-00-273-7255
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-273-7255

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

2a thread class, oval countersunk head style, 0.198 inches minimum thread length, 0.250 inches nominal fastener length, 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: 0.198 inches minimum
Fastener Length: 0.250 inches nominal
Head Style: oval countersunk
Head Diameter: 0.185 inches minimum and 0.190 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.099 inches
Thread Quantity Per Inch: 56
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: copper alloy
Screw Material Document And Classification: qq-b-613 fed spec single material response or qq-w-321 fed spec single material response
Screw Surface Treatment: cadmium
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
0H308CDB	Machine Screw
5305-12	Machine Screw
5305-12-015MD	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-273-7255?

The FSCG of the NSN 5305-00-273-7255 is 5305

Does the NSN 5305-00-273-7255 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-273-7255 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 5305-00-273-7255 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-273-7255 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 5305-00-273-7255 was assigned to the Federal Catalog?

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