4820-00-541-2756

Find complete technical information, availability, and procurement data for: 4820-00-541-2756
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-541-2756

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.

threaded bonnet attachment method, inside spring bonnet type, disk flow control device, right-hand all ends thread direction, spring disk loading method

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
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Valve Discharge Flow Rate: 132.0 cubic feet per minute
Connection Style: plain (pipe) 1st endplain,optional end(pipe) 2nd end
Valve Operation Method: automatic or manual
Connection Type: threaded external pipe 1st endthreaded internal pipe 2nd end
Features Provided: pressure tight outlet side
Nominal Thread Size: 1.000 inches all ends
Opening Pressure Setting: 65.0 pounds per square inch
Material: copper alloy bodycopper alloy flow control devicecopper alloy seatsteel stem
Style Designator: angle
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
23-MA	Safety Relief Valve
6010E2-1IN-65PSI	Safety Relief Valve
6010EE01-65PSI	Safety Relief Valve
6010EEV01-KM0065	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-541-2756?

The FSCG of the NSN 4820-00-541-2756 is 4820

Does the NSN 4820-00-541-2756 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-541-2756 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 4820-00-541-2756 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-541-2756 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 4820-00-541-2756 was assigned to the Federal Catalog?

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