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4820-00-032-8450

Find complete technical information, availability, and procurement data for: 4820-00-032-8450

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4820-00-032-8450
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-032-8450
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.

0.250 inches nominal first end outside diameter tube accommodated, unable to decode first end thread size and series/type designator, threaded external tube first end connection type, hydraulic oil media for which designed, flared 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.

Media For Which Designed
hydraulic oil
First End Connection Type
threaded external tube
First End Style Designator
flared
First End Outside Diameter Tube Accommodated
0.250 inches nominal
First End Thread Size And Series/Type Designator
unable to decode
First End Thread Class
3a
Second End Relationship With First End
not identical
Second End Connection Type
recessed flange
Second End Style Designator
recessed
Second End Flange Shape Style
rectangular (includes square) w/ bolt holes
Second End Bolt Hole Quantity
4
Third End Relationship With Preceding Ends
not identical with first or second end
Third End Connection Type
threaded internal boss
Third End Style Designator
gasket seal
Third End Thread Size And Series/Type Designator
unable to decode
Third End Thread Class
3b
Fourth End Relationship With Preceding Ends
identical with third end
First End Seat Angle In Deg
37.0
Flow Control Device
piston, spring loaded and poppet
End Connection Quantity
4
Regulation Type
automatic single stage
Valve Stem Design
double seat
Valve Loading Method
spring
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Outlet Pressure Setting
2700.0 pounds per square inch

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
1650-00-694-8897 No Name Available 12/25/1965

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
407484-2 Fluid Pressure Regulating Valve
407484-4 Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-032-8450?
The FSCG of the NSN 4820-00-032-8450 is 4820
Does the NSN 4820-00-032-8450 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809015
Does NSN 4820-00-032-8450 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 4820-00-032-8450 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-032-8450 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 4820-00-032-8450 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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