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NSN 4820-00-678-0287

Valve Diaphragm

About this product

0.188 inches hole diameter, 2.250 inches outside diameter, 1.812 inches bolt circle diameter, material thickness: 0.005 inches .

Manufacturer part number 1891-12 for national stock number 4820006780287.

Datasheet

  • Product description

    Flat Valve Diaphragm NSN 4820-00-678-0287.

  • MPN or Model

    1891-12

  • 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
  • Hole Diameter
    0.188 inches
  • Outside Diameter
    2.250 inches
  • Bolt Circle Diameter
    1.812 inches
  • Material Thickness
    0.005 inches
  • Bolt Hole Quantity
    12
  • Material
    Rubber synthetic
  • Style Designator
    Flat
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Flat Valve Diaphragm

An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not 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 a center hole. Excludes diaphragm, valve, special shaped and gasket.

Mechanic Bill explains Valve Diaphragm

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NSN 4820006780287

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1891-12 General Regulator Corp.
81653 General Regulator Corp.
1842-12 General Regulator Corp.
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