NSN 4820-00-451-0570
Velocity Fuse
About this product
Second end description is inlet.
Manufacturer part number H555 for national stock number 4820004510570.
Datasheet
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Product description
Safety Relief Valve NSN 4820-00-451-0570.
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MPN or Model
H555
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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.)
0.2 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
6.0 gallons per minute -
Maximum Operating Temp
275.0 degrees fahrenheit single response -
Connection Style
Gasket sea (boss) 1st end -
Valve Operation Method
Automatic -
Connection Type
Threaded internal boss 1st end -
Features Provided
Pressure tight outlet side -
Thready Qty Per Inch (tpi)
16 2nd end -
Maximum Operating Pressure
35.0 pounds per square inch single response -
Thread Size
0.750 inches 2nd end -
Opening Pressure Setting
48.0 pounds per square inch -
Outside Diameter Tube Accommodated
0.500 inches 2nd end -
Material
Steel comp 630 flow control device -
Material Specification
Qq-s-764, type 303-canceled federal specification 3rd material response seat -
Media For Which Designed
Hydraulic fluid, mineral base single response -
Style Designator
Err-090 -
Thread Series Designator
Unjf 1st end
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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.
Pricing and Availability
Get a quote for 4820-00-451-0570 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
H555 | Ausco,inc. |
65651-09106-102 | Sikorsky Aircraft Corporation |
Stock Check
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