4820-01-444-4321

Find complete technical information, availability, and procurement data for: 4820-01-444-4321
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-444-4321

Item Name Code

20962

Assigment Date

05/07/1997 (29 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

0.500 inches all ends nominal pipe size accommodated, strategic sealift conversion ships class end item identification, reduced socket all ends connection style, manual valve operation method, 400.0 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 all ends
Maximum Operating Temp: 400.0 fahrenheit single response
End Item Identification: strategic sealift conversion ships class
Connection Style: reduced socket all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Maximum Operating Pressure: 1000.0 pounds per square inch single response
Material: plastic polytetrafluoroethylene packing
Material: plastic polytetrafluoroethylene seat
Material: steel body
Material: steel comp 316 flow control device
Material: steel comp 316 stem
Style Designator: straight thru

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
1-2-4C-2236-TT-3	Ball Valve
1-2-4D-2236-TT-	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-444-4321?

The FSCG of the NSN 4820-01-444-4321 is 4820

Does the NSN 4820-01-444-4321 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-444-4321 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 4820-01-444-4321 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-444-4321 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 4820-01-444-4321 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, May 7, 1997