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NSN 4820-01-126-9942

Seal Diaphragm

About this product

1.850 inches outside diameter, between 0.013 inches and 0.017 inches material thickness, between 0.185 inches and 0.195 inches center hole diameter, bead diameter: 1.500 inches .

Manufacturer part number 78897 for national stock number 4820011269942.

Datasheet

  • Product description

    Special Shaped Actuator Valve Diaphragm NSN 4820-01-126-9942.

  • MPN or Model

    78897

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    000000 - No Nmfc Freight Description
  • Unit Weight (Est.)
    0.1 lb
  • Outside Diameter
    1.850 inches
  • Material Thickness
    Between 0.013 inches and 0.017 inches
  • Center Hole Diameter
    Between 0.185 inches and 0.195 inches
  • Bead Diameter
    1.500 inches
  • Material
    Plastic
  • Style Designator
    Special shaped
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Special Shaped Actuator Valve Diaphragm

An item constructed of one or more layers of thin flexible material, either laminated or separated, designed to form a tight seal between the chambers of a valve, and to transmit pressure inducted motion to a valve disk either directly or through a mechanical linkage. The surface of the item must be formed or molded to have a beaded or rolled edge, ribs or any other raised surfaces. The item may contain bolt holes and/or center holes. Excludes diaphra gm, valve, flat and gasket.

Mechanic Bill explains Seal Diaphragm

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NSN 4820011269942

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
78897 Eaton Aerospace Llc
78875 PART 78897 Eaton Aerospace Llc
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