S963A3-4

View detailed technical data, stock status, and sourcing information for: S963A3-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-559-0110

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

flat countersunk head style, 3a thread class, right-hand thread direction, 0.370 inches minimum thread length, 0.620 inches nominal fastener length

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
Thread Length: 0.370 inches minimum
Fastener Length: 0.620 inches nominal
Head Style: flat countersunk
Head Diameter: 0.380 inches nominal
Internal Drive Style: torque set
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum
Countersink Angle: 100.0 degrees nominal
Screw Material: steel
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
S963A3-4	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-559-0110?

The FSCG of the NSN 5305-00-559-0110 is 5305

Does the NSN 5305-00-559-0110 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-559-0110 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 5305-00-559-0110 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-559-0110 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 5305-00-559-0110 was assigned to the Federal Catalog?

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