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NSN 4820-00-337-1046

Valve Seat Insert

About this product

Between 4.250 inches and 4.251 inches flange diameter, between 1.706 inches and 1.708 inches body inside diameter, between 0.620 inches and 0.630 inches seat radius, flange seat to disk end height: between 0.623 inches and 0.625 inches .

Manufacturer part number 137B367-1 for national stock number 4820003371046.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-337-1046.

  • MPN or Model

    137B367-1

  • 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.)
    7.3 lb
  • Flange Diameter
    Between 4.250 inches and 4.251 inches
  • Body Outside Diameter
    3.625 inches
  • Body Inside Diameter
    Between 1.706 inches and 1.708 inches
  • Seat Radius
    Between 0.620 inches and 0.630 inches
  • Flange Seat To Disk End Height
    Between 0.623 inches and 0.625 inches
  • Under Flange Height
    2.313 inches
  • Seating Surface Shape
    Radial
  • Material
    Rod, welding, surfacing seat
  • Material Specification
    Mil-r-17131, type mil-rcocr-a military specification single material response seat
  • Style Designator
    Plain flanged
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 4820003371046

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
137B367-1 Siemens Government Technologies,
B3169686PC1 Naval Ship Systems Command
7089B19PC45 General Electric Co
137B367-1 General Electric Company
137B367-1 General Electric Co
7089B19PC45 General Electric Co
J3169677PC45 Naval Ship Systems Command
137B367-1
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