NSN 4820-00-142-2978 Fuel Manifold Check Valve

About this product

Poppet flow control device, spring disk loading method, gasket seal (boss) all ends connection style, valve operation method: automatic.

Manufacturer part number 859A6BB for national stock number 4820001422978.

Product description

Check Valve NSN 4820-00-142-2978.
MPN or Model

859A6BB
Schedule B
8481.30.9000 (Check valves of materials other than copper, iron or steel)
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves
Unit Weight (Est.)
0.1 lb
Thread Class
3b all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
160.0 degrees fahrenheit 2nd response
Connection Style
Gasket seal (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss all ends
Mounting Position
Horizontal
Maximum Operating Pressure
600.0 pounds per square inch single response
Thread Size
0.562 inches all ends
Material
Aluminum alloy 2024
Material Specification
Qq-a-225/6, alloy 2024, t4 federal specification single material response
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Straight thru
Thread Series Designator
Unf all ends

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MPN manufacturer part number	Registrant or Supplier
859A6BB	Circor Aerospace, Inc.

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NSN 4820-00-142-2978