NSN 4820-00-516-4403
Velocity Fuse
About this product
Reverse flow.
Manufacturer part number A40004-1 for national stock number 4820005164403.
Datasheet
-
Product description
Safety Relief Valve NSN 4820-00-516-4403.
-
MPN or Model
A40004-1
-
Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Unit Weight (Est.)
0.5 lb -
Thread Class
3b 1st end -
Thread Direction
Right-hand 1st end -
Flow Control Device
Poppet -
Bonnet Type
Packing retaining -
Disk Loading Method
Spring -
Valve Discharge Flow Rate
2.5 gallons per minute -
Maximum Operating Temp
180.0 degrees fahrenheit single response -
Connection Style
Gasket sea (boss) 1st end -
Valve Operation Method
Automatic -
Connection Type
Threaded internal boss 1st end -
Thready Qty Per Inch (tpi)
20 1st end -
Maximum Operating Pressure
3000.0 pounds per square inch single response -
Thread Size
0.437 inches 1st end -
Opening Pressure Setting
1050.0 pounds per square inch -
Outside Diameter Tube Accommodated
0.250 inches 1st end -
Material
Stainless steel stem -
Style Designator
Straight thru -
Thread Series Designator
Unf 1st end
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 4820-00-516-4403 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
A40004-1 | Hydro-aire, Inc. |
Stock Check
![](/public/images/partscage_shelf3.png)
Availability of this NSN has not been updated recently. Submit
the pricing and availbility form above to receive an up to date quote.