5305-01-121-3955

Find complete technical information, availability, and procurement data for: 5305-01-121-3955
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-121-3955

Item Name Code

06657

Assigment Date

11/05/1981 (44 years ago)

0.554 inches minimum and 0.574 inches maximum thread length, flat countersunk head style, 0.594 inches minimum and 0.625 inches maximum fastener length, 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: 0.554 inches minimum and 0.574 inches maximum
Fastener Length: 0.594 inches minimum and 0.625 inches maximum
Head Style: flat countersunk
Head Diameter: 0.156 inches minimum and 0.172 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Minimum Tensile Strength: 70000 pounds per square inch
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel corrosion resisting
Screw Material Document And Classification: qq-s-763 fed spec single material response
Screw Surface Treatment: oxide
Color: black
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
2950-416C15K	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-121-3955?

The FSCG of the NSN 5305-01-121-3955 is 5305

Does the NSN 5305-01-121-3955 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-121-3955 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 5305-01-121-3955 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-121-3955 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 5305-01-121-3955 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Thu, Nov 5, 1981