4820-01-373-3083

Find complete technical information, availability, and procurement data for: 4820-01-373-3083
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-373-3083

Item Name Code

42174

Assigment Date

04/01/1993 (33 years ago)

A switch that is actuated by changes in ambient temperature. Excludes:circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

manual valve operation method, inside screw bonnet type, disk flow control device, 406.0 fahrenheit single response maximum operating temp, union bonnet attachment method

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: union
Maximum Operating Temp: 406.0 fahrenheit single response
Valve Operation Method: manual
Connection Type: unthreaded internal tube all ends
Maximum Operating Pressure: 150.0 pounds per square inch 1st response
Maximum Operating Pressure: 300.0 pounds per square inch 2nd response
Nominal Outside Diameter Tube Accommodated: 1.000 inches all ends
Special Features: stop-check version
Material: copper alloy body
Material: copper alloy seat
Material: copper alloy stem
Material: plastic polytetrafluoroethylene and asbestos packing
Material: plastic polytetrafluoroethylene flow control device
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
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
S-235-Y-1.0 IN	Globe-Check Valve
S-235-Y-NR-1.0IN	Globe-Check Valve
S-235YNR-1.00IN	Globe-Check Valve
T S-235YNR-1.00IN	Globe-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-373-3083?

The FSCG of the NSN 4820-01-373-3083 is 4820

Does NSN 4820-01-373-3083 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 4820-01-373-3083 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-373-3083 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 4820-01-373-3083 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Apr 1, 1993