4820-01-187-2091

Find complete technical information, availability, and procurement data for: 4820-01-187-2091
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-187-2091

Item Name Code

27565

Assigment Date

08/21/1984 (42 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.

plain first end style designator, unable to decode stem material, straight thru body style, water media for which designed, threaded internal pipe first end connection type

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
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Flow Control Device: disk
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Outlet Pressure Range: +25.0 to 75.0 pounds per square inch
Regulation Type: automatic single stage
Valve Loading Method: spring
Filter: not included
Temp Rating: 120.0 fahrenheit nominal
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
23B-3/4IN 25T75PSI FTHRD BRZ	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-187-2091?

The FSCG of the NSN 4820-01-187-2091 is 4820

Does the NSN 4820-01-187-2091 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-187-2091 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 4820-01-187-2091 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-187-2091 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 4820-01-187-2091 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Aug 21, 1984