4820-01-377-6259

Find complete technical information, availability, and procurement data for: 4820-01-377-6259
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-377-6259

Item Name Code

05488

Assigment Date

07/22/1993 (33 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

12k feedwater supply relief end item identification, 85.0 fahrenheit single response maximum operating temp, 125.0 gallons per minute valve discharge flow rate, +21.0 to 25.0 pounds per square inch adjustable pressure range, flange all ends connection type

Product Characteristics

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

Valve Discharge Flow Rate: 125.0 gallons per minute
Maximum Operating Temp: 85.0 fahrenheit single response
End Item Identification: 12k feedwater supply relief
Connection Type: flange all ends
Adjustable Pressure Range: +21.0 to 25.0 pounds per square inch
Material: bronze body
Media For Which Designed: water, salt single response

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
SW104	Safety Relief Valve
SW104B01E0022 CD	Safety Relief Valve
SW104B01E0022 CDS-SW1006	Safety Relief Valve
SW104B01E0037 CD	Safety Relief Valve
SW104B01E0037 CDS-SW1005	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-377-6259?

The FSCG of the NSN 4820-01-377-6259 is 4820

Does the NSN 4820-01-377-6259 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-377-6259 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 4820-01-377-6259 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-377-6259 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 4820-01-377-6259 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Jul 22, 1993