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NSN 4820-01-566-2521

Valve Seat Insert

About this product

Steel comp 316 seat material, .

Manufacturer part number 8573-001-062 for national stock number 4820015662521.

Datasheet

  • Product description

    Valve Seat NSN 4820-01-566-2521.

  • MPN or Model

    8573-001-062

  • Schedule B
    8481.90.9090 (Parts of taps, cocks, valves and similar appliances, nesoi)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • End Application
    4810-01-566-2436; 4.0 inch valve, stop-check
  • Material
    Steel comp 316 seat
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 4820015662521

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
8573-001-062 Velan Valve Corporation
7493-758 PC NO. 18 4.0IN Velan Valve Corporation
7493-758 Velan Valve Corporation
Stock Check
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