Yamada Parts

Genuine Yamada service parts, repair kits, dampeners and accessories for air-operated double-diaphragm pumps. Search by Yamada part number or browse by pump size.

Every listing carries KAD's own specification table so you can confirm the part before you order. Texas-based, with fast dispatch and US support.

  • KAD placeholder — VALVE-SEAT-5PP-NEW

    Yamada VALVE-SEAT-5PP-NEW — 1/4" Valve Seat

    Yamada VALVE-SEAT-5PP-NEW — 1/4" Valve Seat

    $10.00 USD
    $10.00 USD
  • KAD placeholder — VALVE-SEAT-50H

    Yamada VALVE-SEAT-50H — 2" Valve Seat

    Yamada VALVE-SEAT-50H — 2" Valve Seat

    $14.00 USD
    $14.00 USD
  • KAD placeholder — VALVE-SEAT-50E

    Yamada VALVE-SEAT-50E — 2" Valve Seat

    Yamada VALVE-SEAT-50E — 2" Valve Seat

    $14.00 USD
    $14.00 USD
  • KAD placeholder — VALVE-SEAT-50SS

    Yamada VALVE-SEAT-50SS — 2" Valve Seat

    Yamada VALVE-SEAT-50SS — 2" Valve Seat

    $113.00 USD
    $113.00 USD
  • KAD placeholder — VALVE-SEAT-5V-NEW

    Yamada VALVE-SEAT-5V-NEW — 1/4" Valve Seat

    Yamada VALVE-SEAT-5V-NEW — 1/4" Valve Seat

    $15.00 USD
    $15.00 USD
  • KAD placeholder — VALVE-SEAT-50PP-2

    Yamada VALVE-SEAT-50PP-2 — 2" Valve Seat

    Yamada VALVE-SEAT-50PP-2 — 2" Valve Seat

    $61.00 USD
    $61.00 USD
  • KAD placeholder — VALVE-SEAT-50V

    Yamada VALVE-SEAT-50V — 2" Valve Seat

    Yamada VALVE-SEAT-50V — 2" Valve Seat

    $64.00 USD
    $64.00 USD
  • KAD placeholder — VALVE-SEAT-50-PP

    Yamada VALVE-SEAT-50-PP — 2", Polypropylene (PPG) Valve Seat

    Yamada VALVE-SEAT-50-PP — 2", Polypropylene (PPG) Valve Seat

    $12.00 USD
    $12.00 USD
  • KAD placeholder — VALVE-SEAT-50N

    Yamada VALVE-SEAT-50N — 2" Valve Seat

    Yamada VALVE-SEAT-50N — 2" Valve Seat

    $14.00 USD
    $14.00 USD
  • KAD placeholder — VALVE-SEAT-50TPO

    Yamada VALVE-SEAT-50TPO — 2" Valve Seat

    Yamada VALVE-SEAT-50TPO — 2" Valve Seat

    $14.00 USD
    $14.00 USD
  • KAD placeholder — VALVE-SEAT-50AL

    Yamada VALVE-SEAT-50AL — 2" Valve Seat

    Yamada VALVE-SEAT-50AL — 2" Valve Seat

    $63.00 USD
    $63.00 USD
  • KAD placeholder — VALVE-SEAT-50C

    Yamada VALVE-SEAT-50C — 2" Valve Seat

    Yamada VALVE-SEAT-50C — 2" Valve Seat

    $14.00 USD
    $14.00 USD
  • KAD placeholder — VALVE-SEAT-50FA-HB

    Yamada VALVE-SEAT-50FA-HB — 2" Valve Seat

    Yamada VALVE-SEAT-50FA-HB — 2" Valve Seat

    $135.00 USD
    $135.00 USD
  • KAD placeholder — VALVE-SEAT-40PP-2

    Yamada VALVE-SEAT-40PP-2 — 1-1/2" Valve Seat

    Yamada VALVE-SEAT-40PP-2 — 1-1/2" Valve Seat

    $56.00 USD
    $56.00 USD
  • KAD placeholder — VALVE-SEAT-40SS

    Yamada VALVE-SEAT-40SS — 1-1/2" Valve Seat

    Yamada VALVE-SEAT-40SS — 1-1/2" Valve Seat

    $95.00 USD
    $95.00 USD
  • KAD placeholder — VALVE-SEAT-40TPO

    Yamada VALVE-SEAT-40TPO — 1-1/2" Valve Seat

    Yamada VALVE-SEAT-40TPO — 1-1/2" Valve Seat

    $12.00 USD
    $12.00 USD