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4820-00-056-2521

Find complete technical information, availability, and procurement data for: 4820-00-056-2521

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4820-00-056-2521
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-056-2521
Item Name Code
27565
Assigment Date
01/01/1963 (63 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.

threaded internal boss first end connection type, air and nitrogen, gaseous media for which designed, unable to decode first end thread size and series/type designator, angle body style, gasket seal first end style designator

Product Characteristics

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

Body Style
angle
Media For Which Designed
air and nitrogen, gaseous
First End Connection Type
threaded internal boss
First End Style Designator
gasket seal
First End Thread Size And Series/Type Designator
unable to decode
First End Thread Class
3a
First End Thread Direction
right-hand
Second End Relationship With First End
identical
Packing Material
unable to decode
Flow Control Device
disk
End Connection Quantity
2
Outlet Pressure Range
+980.0 to 1020.0 pounds per square inch
Regulation Type
automatic single stage
Valve Loading Method
bellows
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Outlet Pressure Setting
1000.0 pounds per square inch
Outlet Pressure Accuracy Rating
20.000 pounds per square inch
Filter
not included
Temp Rating
55.0 celsius maximum
Material
unable to decode
Material Document And Classification
unable to decode
Surface Treatment
anodize outside
Surface Treatment Document And Classification
mil-a-8625,type 2 mil spec single treatment response outside

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
6685-00-995-3885 No Name Available 04/09/1971

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
1559679 Fluid Pressure Regulating Valve
260V003 Fluid Pressure Regulating Valve
62A5A217 Fluid Pressure Regulating Valve
62A5A217-1 Fluid Pressure Regulating Valve
87353 Fluid Pressure Regulating Valve
A60246 Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-056-2521?
The FSCG of the NSN 4820-00-056-2521 is 4820
Does the NSN 4820-00-056-2521 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809015
Does NSN 4820-00-056-2521 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 4820-00-056-2521 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-056-2521 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 4820-00-056-2521 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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