4820-01-024-2816

Find complete technical information, availability, and procurement data for: 4820-01-024-2816
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-024-2816

Item Name Code

05488

Assigment Date

07/08/1976 (50 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.

disk flow control device, 0.750 inches 1st end nominal pipe size accommodated, threaded bonnet attachment method, 0.500 inches 2nd end nominal pipe size accommodated, inside spring bonnet type

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 2nd end
Nominal Pipe Size Accommodated: 0.750 inches 1st end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Valve Discharge Flow Rate: 104.0 cubic feet per minute
Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: 165.0 fahrenheit single response
End Item Identification: witchita class aor
Connection Style: socket (tube) 1st end
Connection Style: socket (tube) 2nd end
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe 1st end
Connection Type: unthreaded internal pipe 2nd end
Features Provided: pressure tight outlet side and valve stem lock shield
Adjustable Pressure Range: +71.0 to 91.0 pounds per square inch
Maximum Operating Pressure: 440.0 pounds per square inch single response
Material: copper alloy 360 flow control device
Material: copper alloy 922 body
Material: steel comp 303 stem
Material: steel comp 304 seat
Material Document And Classification: aisi 303 assn std single material response stem
Material Document And Classification: astm b16 assn std single material response flow control device
Material Document And Classification: fed std 66,aisi 304/sae 3034 fed std single material response packing
Material Document And Classification: qq-c-390,alloy d4/d/ fed spec single material response body
Media For Which Designed: air single response
Style Designator: angle
Furnished Items And Quantity: 2 nut and 2 tailpiece
Specification/Standard Data: 81349-mil-v-22549 government specification

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
202345941SS	Safety Relief Valve
202346941SS	Safety Relief Valve
D44UU-03 1/2 X 3/4 IN.	Safety Relief Valve
D44UU-03H-1/2-3/4	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-024-2816?

The FSCG of the NSN 4820-01-024-2816 is 4820

Does the NSN 4820-01-024-2816 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-024-2816 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 4820-01-024-2816 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-024-2816 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 4820-01-024-2816 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Thu, Jul 8, 1976