NSN 4820-01-438-9221
Velocity Fuse
About this product
Used in oxygen system application;to be cleaned i.A.W.Mil-c-81302.
Manufacturer part number RV05-64-140.0 for national stock number 4820014389221.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-438-9221.
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MPN or Model
RV05-64-140.0
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Unit Weight (Est.)
0.1 lb -
Thread Direction
Right-hand all ends -
Maximum Operating Temp
250.0 degrees fahrenheit single response -
Minimum Operating Temp
-40.0 degrees fahrenheit -
End Application
Aircraft; mcdonnell douglas, fa/18 hornet -
Connection Style
G46b plain (pipe) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded external pipe all ends -
Thread Size
0.250 inches all ends -
Opening Pressure Setting
140.0 pounds per square inch -
Material
Steel comp 303 body -
Material Specification
Astm a582 assn standard single material response body -
Media For Which Designed
Oxygen, gaseous single response -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 federal specification all treatment responses -
Style Designator
Err-090 -
Thread Series Designator
Npt all ends
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Safety Relief Valve
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.
![Mechanic Bill explains Velocity Fuse](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-01-438-9221 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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RV05-64-140.0 | Circor Aerospace, Inc. |
7M304S2N1400C | Boeing Company, The |
7M304 | Boeing Company, The |
Stock Check
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