1-321-802-5889

NSN 4820-00-898-5860

Disk Diaphragm

About this product

0.275 inches shank diameter, 0.436 inches flange diameter, 0.250 inches flange seat to disk end height, under flange height: 0.688 inches .

Manufacturer part number 91-170 for national stock number 4820008985860.

Datasheet

  • Product description

    Valve Disk NSN 4820-00-898-5860.

  • MPN or Model

    91-170

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Shank Diameter
    0.275 inches
  • Flange Diameter
    0.436 inches
  • Overall Height
    0.935 inches
  • Flange Seat To Disk End Height
    0.250 inches
  • Under Flange Height
    0.688 inches
  • Seat Angle
    45.0 degrees
  • Material
    Stainless steel
  • Style Designator
    Cone check
Valve Disk

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

Mechanic Bill explains Disk Diaphragm

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NSN 4820008985860

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
91-170 Marshall Excelsior Co
52A3999REVC Department Of The Air Force
91-188 Marshall Excelsior Co
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