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NSN 4820-00-891-3010

Valve Seat Insert

About this product

Between 1.044 inches and 1.046 inches flange diameter, between 0.520 inches and 0.522 inches body inside diameter, between 0.076 inches and 0.077 inches flange seat to disk end height, under flange height: between 0.047 inches and 0.050 inches .

Manufacturer part number 166752 for national stock number 4820008913010.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-891-3010.

  • MPN or Model

    166752

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    127200 - Pressure Redcng Water Relief Valve
  • Unit Weight (Est.)
    0.1 lb
  • Flange Diameter
    Between 1.044 inches and 1.046 inches
  • Body Outside Diameter
    Between 0.968 inches and 0.969 inches
  • Body Inside Diameter
    Between 0.520 inches and 0.522 inches
  • Flange Seat To Disk End Height
    Between 0.076 inches and 0.077 inches
  • Under Flange Height
    Between 0.047 inches and 0.050 inches
  • Seat Angle In Deg
    Between 44.500 and 45.500
  • Seating Surface Shape
    Angular
  • Material
    Plastic, polyamide, mil-m-20693, comp a, type 1
  • Style Designator
    Plain flanged
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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 4820008913010

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
166752 Marotta Controls, Inc.
280090 ITEM 15 Marotta Controls, Inc.
166752-0081 Marotta Controls, Inc.
Stock Check
Availability for this item was last checked on 07/09/20. The quantities and conditions available at the time were:
  • NS: 37
  • NE: 3