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NSN 4820-00-816-5320

Valve Seat Insert

About this product

0.837 inches body inside diameter, 45.000 seat angle in deg, grooved seal accommodation type, seating surface shape: angular.

Manufacturer part number 2640-087-7 for national stock number 4820008165320.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-816-5320.

  • MPN or Model

    2640-087-7

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.1 lb
  • Overall Height
    0.244 inches
  • Body Outside Diameter
    Between 0.872 inches and 0.874 inches
  • Body Inside Diameter
    0.837 inches
  • Seat Angle In Deg
    45.000
  • Seal Accommodation Type
    Grooved
  • Seating Surface Shape
    Angular
  • Material
    Plastic polytetrafluoroethylene
  • Style Designator
    Plain
More from these suppliers
Valve Seat

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Mechanic Bill explains Valve Seat Insert

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NSN 4820008165320

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
2640-087-7 Electric Boat Corporation
20-09232 Tyco Fire Products Lp
20-09539 Portland Valve Llc
845-1889836 PC 7 Naval Ship Systems Command
2640-087 Electric Boat Corporation
845-1889836 Naval Ship Systems Command
2640-405X3PC5 Electric Boat Corporation
Stock Check
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