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NSN 4820-00-525-2359

Valve Seat Insert

About this product

Between 0.360 inches and 0.370 inches flange diameter, between 0.810 inches and 0.830 inches flange seat to disk end height, between 0.850 inches and 0.900 inches under flange height, seal accommodation type: grooved.

Manufacturer part number 135746 for national stock number 4820005252359.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-525-2359.

  • MPN or Model

    135746

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    133300 - Machinery/machines NOI
  • Unit Weight (Est.)
    0.1 lb
  • Thread Length
    0.710 inches and 0.740 inches single threaded portion
  • Flange Diameter
    Between 0.360 inches and 0.370 inches
  • Flange Seat To Disk End Height
    Between 0.810 inches and 0.830 inches
  • Under Flange Height
    Between 0.850 inches and 0.900 inches
  • Seal Accommodation Type
    Grooved
  • Thready Qty Per Inch (tpi)
    56 single threaded portion
  • Thread Size
    0.250 inches single threaded portion
  • Criticality Code Justification
    Zzzv
  • Material
    Aluminum alloy 2024
  • Material Specification
    Qq-a-225/6, t4 federal specification single material response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625 military specification single treatment response
  • Thread Series Designator
    Uns single threaded portion
  • Fsc Application Data
    Regulator, air pressure, aircraft cabin
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 4820005252359

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
135746 Honeywell International Inc
135746 Honeywell International Inc.
135746 Alliedsignal Inc
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