HTS489-4-9

View detailed technical data, stock status, and sourcing information for: HTS489-4-9
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-957-5708

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

3a thread class, 0.469 inches minimum thread length, 1.031 inches nominal fastener length, flat countersunk undercut head style, 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: 3a
Thread Direction: right-hand
Thread Length: 0.469 inches minimum
Fastener Length: 1.031 inches nominal
Head Style: flat countersunk undercut
Head Diameter: 0.502 inches minimum and 0.507 inches maximum
Head Height: 0.071 inches minimum and 0.073 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
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
3M48-4-9	Machine Screw
54263-4-9	Machine Screw
HT408-4-9	Machine Screw
HT4U-9	Machine Screw
HTS489-4-9	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-957-5708?

The FSCG of the NSN 5305-00-957-5708 is 5305

Does the NSN 5305-00-957-5708 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-957-5708 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 5305-00-957-5708 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-957-5708 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 5305-00-957-5708 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962