4820-01-331-1640

Find complete technical information, availability, and procurement data for: 4820-01-331-1640
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-331-1640

Item Name Code

20962

Assigment Date

12/14/1990 (35 years ago)

3 2nd end bolt hole quantity, 0.500 inches 1st end nominal pipe size accommodated, socket 1st end connection style, nonpowered valves end item identification, 140.0 fahrenheit single response maximum operating temp

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated: 0.500 inches 1st end
Bolt Hole Quantity: 3 2nd end
Maximum Operating Temp: 140.0 fahrenheit single response
End Item Identification: nonpowered valves
Connection Style: socket 1st end
Valve Operation Method: manual
Flange Shape: round with holes 2nd end
Connection Type: flange 2nd end
Connection Type: unthreaded internal pipe 1st end
Nominal Outside Diameter: 3.562 inches 2nd end
Bolt Hole Nominal Diameter: 0.562 inches 2nd end
Bolt Circle Nominal Diameter: 2.438 inches 2nd end
Flange Face Design: plain 2nd end
Material: titanium alloy flow control device
Material Document And Classification: mil-t-9047 mil spec single material response flow control device
Furnished Items And Quantity: 1 handwheel

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
803-2178492-A	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-331-1640?

The FSCG of the NSN 4820-01-331-1640 is 4820

Does NSN 4820-01-331-1640 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 4820-01-331-1640 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-331-1640 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 4820-01-331-1640 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Fri, Dec 14, 1990