4820-01-140-1808

Find complete technical information, availability, and procurement data for: 4820-01-140-1808
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-140-1808

Item Name Code

27565

Assigment Date

10/08/1982 (43 years ago)

A valve specifically designed to automatically maintain a predetermined discharge flow rate which may be adjustable within a specific range. It is designed to be used with various fluids and may be preset and/or adjustable. It may be in-line or cartridge (manifold) design. Excludes:valve, regulating, feed water; valve, regulating, fluid pressure; valve, regulating, fuel oil; valve, regulating, oil pressure, automatic pilot; vavle, regulating, temperature; valve, angle; and valve, globe.

socket w/brazing ring first end style designator, unable to decode stem material, unthreaded internal pipe first end connection type, straight thru body style, water, oil or gas media for which designed

Product Characteristics

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

Body Style: straight thru
Stem Material: unable to decode
Media For Which Designed: water, oil or gas
First End Connection Type: unthreaded internal pipe
First End Style Designator: socket w/brazing ring
First End Nominal Pipe Size Accommodated: 0.500 inches
Second End Relationship With First End: identical
Flow Control Device: disk
End Connection Quantity: 2
Outlet Pressure Range: +25.0 to 45.0 pounds per square inch
Regulation Type: automatic single stage
Valve Stem Design: double seat
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 400.0 pounds per square inch
Filter: not included
Material: unable to decode

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
30 1-2IN N-524 25T45PSI	Fluid Pressure Regulating Valve
N-524 RANGE 25	Fluid Pressure Regulating Valve
N-524 RANGE 25 TO 45PSI	Fluid Pressure Regulating Valve
YB2311C223	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-140-1808?

The FSCG of the NSN 4820-01-140-1808 is 4820

Does the NSN 4820-01-140-1808 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-140-1808 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-140-1808 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-140-1808 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 4820-01-140-1808 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Fri, Oct 8, 1982