4820-01-350-0178

Find complete technical information, availability, and procurement data for: 4820-01-350-0178
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-350-0178

Item Name Code

20962

Assigment Date

12/07/1991 (34 years ago)

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

socket all endsplain,optional end(pipe) 1st endsocket 2nd end connection style, 450.0 fahrenheit single response maximum operating temp, manual valve operation method, 0.750 inches 2nd end nominal pipe size accommodated, right-hand 1st end thread direction

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: 0.750 inches 2nd end
Thread Direction: right-hand 1st end
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: socket all endsplain,optional end(pipe) 1st endsocket 2nd end
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all endsthreaded internal pipe 1st endunthreaded internal pipe 2nd end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Material: steel corrosion resisting bodysteel comp 416 flow control deviceplastic polytetrafluoroethylene seatsteel comp 416 stem
Style Designator: straight thru
Thread Series Designator: npt 1st end

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
"3/4" 4466TSESWOV36"	Ball Valve
3/4 466 TSESWO	Ball Valve
5R9347	Ball Valve
5R9506 IT 4	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-350-0178?

The FSCG of the NSN 4820-01-350-0178 is 4820

Does the NSN 4820-01-350-0178 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-350-0178 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 4820-01-350-0178 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-350-0178 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 4820-01-350-0178 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Dec 7, 1991