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NSN 4820-01-217-5721

Valve Seat Insert

About this product

1.562 inches body inside diameter, 18 single threaded portion thready qty per inch (tpi), not rated hardness rating, seating surface shape: flat.

Manufacturer part number 51197H85J-183 for national stock number 4820012175721.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-217-5721.

  • MPN or Model

    51197H85J-183

  • 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.)
    0.2 lb
  • Thread Class
    3a single threaded portion
  • Thread Length
    0.312 inches single threaded portion
  • Overall Height
    0.312 inches
  • Body Inside Diameter
    1.562 inches
  • Thready Qty Per Inch (tpi)
    18 single threaded portion
  • Hardness Rating
    Not rated
  • Thread Size
    2.062 inches single threaded portion
  • Seating Surface Shape
    Flat
  • Material
    Nickel alloy
  • Style Designator
    B5 plain threaded
  • Thread Series Designator
    Uns single threaded portion
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 4820012175721

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
51197H85J-183 Milwaukee Valve Company, Inc.
51197-H-183 Milwaukee Valve Company, Inc.
51177-H Milwaukee Valve Company, Inc.
51177H-180 Milwaukee Valve Company, Inc.
51188-H Milwaukee Valve Company, Inc.
Stock Check
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