4824-158796PC1-2300

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-288-7841

Item Name Code

05488

Assigment Date

01/01/1963 (63 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.

spring disk loading method, right-hand 2nd end thread direction, disk flow control device, 0.500 inches 1st end nominal pipe size accommodated, 0.500 inches 2nd end nominal pipe size accommodated

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 1st end
Nominal Pipe Size Accommodated: 0.500 inches 2nd end
Thread Direction: right-hand 2nd end
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: socket (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: unthreaded internal pipe 1st end
Thread Quantity Per Inch: 14 2nd end
Nominal Thread Size: 0.500 inches 2nd end
Opening Pressure Setting: 300.0 pounds per square inch
Material: copper alloy body
Material: copper alloy flow control device
Material: nickel alloy seat
Material: steel stem
Style Designator: angle
Thread Series Designator: npt 2nd end
Reference Number Differentiating Characteristics: as differentiated by pac adsv and 1/2 in. valve size

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
214-3801-799121REV4PCV11	Safety Relief Valve
282-3801-801795REVCPCV9	Safety Relief Valve
4824-158796ALT11PC1-1-300	Safety Relief Valve
4824-158796ALT11PC1-2-300	Safety Relief Valve
4824-158796PC1-2300	Safety Relief Valve
4824-934713ALT10PCASSEMBLYM	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-288-7841?

The FSCG of the NSN 4820-00-288-7841 is 4820

Does the NSN 4820-00-288-7841 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-288-7841 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 4820-00-288-7841 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-288-7841 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 4820-00-288-7841 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963