4820-01-386-1894

Find complete technical information, availability, and procurement data for: 4820-01-386-1894
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-386-1894

Item Name Code

20962

Assigment Date

01/28/1994 (32 years ago)

A spherical shaped device that may be of solid or hollow construction. It is designed to seat in an opening thereby preventing the passage of fluid. It may be used with a spring enabling the ball to become unseated at a predetermined pressure as exerted by the fluid flow and to become reseated in the absence of fluid pressure. For valve balls that include ports see ball, valve, ported.

plain,optional end(pipe) all ends connection style, manual valve operation method, threaded internal pipe all ends connection type, 400.0 fahrenheit single response maximum operating temp, right-hand all ends 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 Direction: right-hand all ends
Maximum Operating Temp: 400.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 500.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy body
Material: plastic polytetrafluoroethylene seat
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Thread Series Designator: npt all ends

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
4210T .25IN	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-386-1894?

The FSCG of the NSN 4820-01-386-1894 is 4820

Does the NSN 4820-01-386-1894 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-01-386-1894 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 4820-01-386-1894 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-386-1894 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 4820-01-386-1894 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Jan 28, 1994