NSN 4820-00-412-4290

Fuel Manifold Check Valve

About this product

Disk flow control device, spring disk loading method, flared (tube) all ends connection style, valve operation method: automatic.

Manufacturer part number 899766-1 for national stock number 4820004124290.


  • Product description

    Check Valve NSN 4820-00-412-4290.

  • MPN or Model


  • Schedule B
    8481.30.2090 (Check valves of steel)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.5 lb
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
  • Disk Loading Method
  • Maximum Operating Temp
    300.0 degrees fahrenheit single response
  • Connection Style
    Flared (tube) all ends
  • Valve Operation Method
  • Connection Type
    Threaded external tube all ends
  • Mounting Position
  • Thready Qty Per Inch (tpi)
    16 1st end
  • Thread Size
    0.750 inches all ends
  • Seat Angle
    37.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    0.500 inches 1st end
  • Material
    Stainless steel
  • Surface Treatment
    Passivate and dichromate
  • Style Designator
    Straight thru
  • Thread Series Designator
    Unf all ends
More from these suppliers
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

Pricing and Availability

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NSN 4820004124290

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
899766-1 Honeywell International Inc.
Stock Check
Availability for this item was last checked on 03/17/23. The quantities and conditions available at the time were:
  • NS: 18
  • SV: 1
  • NE: 15
  • AR: 6
  • OH: 1