NSN 4820-00-006-3987
Fuel Manifold Check Valve
About this product
Valve cracking pressure 20 psi.
Manufacturer part number 493-12B2-20 for national stock number 4820000063987.
Datasheet
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Product description
Check Valve NSN 4820-00-006-3987.
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MPN or Model
493-12B2-20
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Schedule B
8481.30.1090 (Check valves of copper having a pressure rating of 850 kpa or over) -
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves -
Thread Class
3b all ends -
Thread Direction
Right-hand all ends -
Flow Control Device
Poppet -
Disk Loading Method
Spring -
Maximum Operating Temp
225.0 degrees fahrenheit single response -
Connection Style
Gasket seal (boss) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded internal boss all ends -
Mounting Position
Horizontal -
Thready Qty Per Inch (tpi)
12 all ends -
Maximum Operating Pressure
3000.0 pounds per square inch single response -
Thread Size
1.062 inches all ends -
Outside Diameter Tube Accommodated
0.750 inches all ends -
Material
Steel comp 304 flow control device and steel comp 303 flow control device -
Material Specification
Qq-b-626, alloy 360 federal specification single material response body -
Media For Which Designed
Fuel/oil, hydrocarbon 2nd response -
Style Designator
Straight thru -
Thread Series Designator
Unjf all ends
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Check Valve
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
![Mechanic Bill explains Fuel Manifold Check Valve](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-00-006-3987 check valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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493-12B2-20 | Parker-hannifin Corporation |
493-12B2-20 | Teledyne Industries Inc |
Stock Check
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