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NSN 4820-00-388-1948

Valve Seat Insert

About this product

3.125 inches body inside diameter, between 35.000 and 55.000 seat angle in deg, angular seating surface shape, material: steel .

Manufacturer part number GSB-11-S#1 for national stock number 4820003881948.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-388-1948.

  • MPN or Model

    GSB-11-S#1

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • Unit Weight (Est.)
    0.5 lb
  • Overall Height
    0.625 inches
  • Body Outside Diameter
    Between 3.882 inches and 3.883 inches
  • Body Inside Diameter
    3.125 inches
  • Seat Angle In Deg
    Between 35.000 and 55.000
  • Seating Surface Shape
    Angular
  • Material
    Steel
  • Style Designator
    Plain
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 4820003881948

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
GSB-11-S#1 Cameron International Corporation
GSBA11CPC80 Cameron International Corporation
GSB11SNUMBER1 Cameron International Corporation
GSBF11PC80 Cameron International Corporation
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