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NSN 4820-01-097-4739

Valve Seat Insert

About this product

0.812 inches body inside diameter, 45.000 seat angle in deg, 20 single threaded portion thready qty per inch (tpi), seating surface shape: angular.

Manufacturer part number 51177-E for national stock number 4820010974739.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-097-4739.

  • MPN or Model

    51177-E

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Thread Class
    2a single threaded portion
  • Err Default
    0.210 inches single threaded portion
  • Overall Height
    0.345 inches
  • Body Inside Diameter
    0.812 inches
  • Seat Angle In Deg
    45.000
  • Thready Qty Per Inch (tpi)
    20 single threaded portion
  • Thread Size
    1.188 inches single threaded portion
  • Seating Surface Shape
    Angular
  • Material
    Nickel alloy
  • Style Designator
    B5 plain threaded
  • Thread Series Designator
    Un single threaded portion
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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 4820010974739

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
51177-E Milwaukee Valve Company, Inc.
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