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NSN 4820-00-522-5973

Valve Seat Insert

About this product

Between 0.015 inches and 0.025 inches seat radius, 24 single threaded portion thready qty per inch (tpi), radial seating surface shape, material: steel comp 4130 .

Manufacturer part number 8851811-01 for national stock number 4820005225973.

Datasheet

  • Product description

    Valve Seat NSN 4820-00-522-5973.

  • MPN or Model

    8851811-01

  • 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.)
    0.5 lb
  • Thread Class
    3a single threaded portion
  • Thread Length
    0.172 inches single threaded portion and 0.187 inches single threaded portion
  • Seat Radius
    Between 0.015 inches and 0.025 inches
  • Thready Qty Per Inch (tpi)
    24 single threaded portion
  • Thread Size
    0.312 inches single threaded portion
  • Seating Surface Shape
    Radial
  • Material
    Steel comp 4130
  • Material Specification
    Ams 6370sjgasae 4130 assn standard single material response
  • Thread Series Designator
    Unf single threaded portion
  • Fsc Application Data
    Landing gear, aircraft
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 4820005225973

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
8851811-01 Ogden Air Logistics Center
169258 Goodrich Corporation
169258 Honeywell International Inc.
169258 Goodrich Corp
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