5305-01-264-5051

Find complete technical information, availability, and procurement data for: 5305-01-264-5051
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-264-5051

Item Name Code

06657

Assigment Date

10/02/1987 (38 years ago)

right-hand thread direction, 0.665 inches minimum and 0.685 inches maximum fastener length, 0.390 inches minimum and 0.395 inches maximum head diameter, flat countersunk head style, 3a 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: 3a
Thread Direction: right-hand
Fastener Length: 0.665 inches minimum and 0.685 inches maximum
Head Style: flat countersunk
Head Diameter: 0.390 inches minimum and 0.395 inches maximum
Head Height: 0.425 inches maximum
Internal Drive Style: cross recess type ii
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: iron alloy 660
Screw Surface Treatment: passivate
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
AIC39C4A4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-264-5051?

The FSCG of the NSN 5305-01-264-5051 is 5305

Does the NSN 5305-01-264-5051 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-264-5051 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 5305-01-264-5051 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-264-5051 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 5305-01-264-5051 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Oct 2, 1987