82226S6100-598477PC48

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-2639

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.

right-hand 1st end thread direction, poppet flow control device, 0.500 inches 2nd end nominal pipe size accommodated, 0.500 inches 1st end nominal pipe size accommodated, right-hand 2nd 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: 0.500 inches 1st end
Nominal Pipe Size Accommodated: 0.500 inches 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: poppet
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Maximum Operating Temp: 100.0 fahrenheit 2nd response
Maximum Operating Temp: 400.0 fahrenheit 1st response
Connection Style: plain (pipe) 2nd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Features Provided: pressure tight outlet side
Thread Quantity Per Inch: 14 1st end
Thread Quantity Per Inch: 14 2nd end
Adjustable Pressure Range: +31.0 to 60.0 pounds per square inch
Maximum Operating Pressure: 250.0 pounds per square inch 1st response
Maximum Operating Pressure: 300.0 pounds per square inch 2nd response
Nominal Thread Size: 0.500 inches 1st end
Nominal Thread Size: 0.500 inches 2nd end
Material: copper alloy body
Material: copper alloy flow control device
Material: copper alloy seat
Material: steel stem
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: angle
Thread Series Designator: npt 2nd end
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
2872639	Safety Relief Valve
61FSN45C	Safety Relief Valve
82215S61-229PC95	Safety Relief Valve
82215S61-232PC95	Safety Relief Valve
82215S61-280PC95	Safety Relief Valve
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82215S61-338PC95	Safety Relief Valve
82215S61-413PC95	Safety Relief Valve
82215S61-436PC95	Safety Relief Valve
82215S61-488PC95	Safety Relief Valve
82226S61-205PC66	Safety Relief Valve
82226S61-211PC66	Safety Relief Valve
82226S6100-598405PC48	Safety Relief Valve
82226S6100-598477PC48	Safety Relief Valve
82226S6100-598479PC48	Safety Relief Valve
FS0-37-6BPC48	Safety Relief Valve
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FSC37FPC66	Safety Relief Valve
FSC37PC66	Safety Relief Valve
FSL37-5PC48	Safety Relief Valve
FSN45-1PC95	Safety Relief Valve
FSN45-2PC95	Safety Relief Valve
FSN45-3PC95	Safety Relief Valve
FSN45-4PC95	Safety Relief Valve
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FSN45-6PC95	Safety Relief Valve
FSN45CPC95	Safety Relief Valve
FSN45PC95	Safety Relief Valve
GD9-2460 1-2X50	Safety Relief Valve
SF-201-2#11	Safety Relief Valve
SF201-2N011	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-2639?

The FSCG of the NSN 4820-00-287-2639 is 4820

Does the NSN 4820-00-287-2639 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-287-2639 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 4820-00-287-2639 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-287-2639 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 4820-00-287-2639 was assigned to the Federal Catalog?

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