4820-00-028-8066

Find complete technical information, availability, and procurement data for: 4820-00-028-8066
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-028-8066

Item Name Code

27565

Assigment Date

10/26/1972 (53 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

straight thru body style, water, fresh media for which designed, 7.000 inches nominal first end flange outside diameter, unable to decode stem material, plain face flange 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.

First End Flange Outside Diameter: 7.000 inches nominal
Body Style: straight thru
Stem Material: unable to decode
Media For Which Designed: water, fresh
First End Connection Type: plain face flange
First End Style Designator: plain
First End Flange Shape Style: round w/ bolt holes
First End Flange Thickness: 0.500 inches nominal
First End Bolt Hole Quantity: 4
First End Bolt Hole Diameter: 0.750 inches nominal
First End Bolt Circle Diameter: 5.500 inches nominal
Second End Relationship With First End: identical
Face To Face Distance: 6.750 inches nominal
Packing Material: unable to decode
Flow Control Device: disk, top guided
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Renewable Seat Ring Type: threaded
Regulation Type: 1st stage automatic, 2nd stage manual
Manual Control Method: screw
Valve Loading Method: spring
Remote Actuation Method: bellows
Maximum Inlet Pressure Rating: 150.0 pounds per square inch
Filter: not included
First End Center To Center Distance Between Holes Along Length: 5.500 inches nominal
End Item Identification: air conditioning system onboard 180 ft coast guard vessels
Material: unable to decode
Material Document And Classification: unable to decode

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-472-7300	No Name Available	07/08/2008

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
246MP20-22F	Fluid Pressure Regulating Valve
HSA004202	Fluid Pressure Regulating Valve
V46BT	Fluid Pressure Regulating Valve
V46BT-4	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-028-8066?

The FSCG of the NSN 4820-00-028-8066 is 4820

Does the NSN 4820-00-028-8066 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-028-8066 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 4820-00-028-8066 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-028-8066 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 4820-00-028-8066 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Thu, Oct 26, 1972