Skip to content
    Happy Holidays! Great Plains Industries U.S.A. offices will be closed Dec. 23rd, 24th, 25th, and  Jan. 1, 2025    
Happy Holidays!
Great Plains Industries U.S.A. offices will be closed Dec. 23rd, 24th, 25th, and  Jan, 1, 2025
SEE DP-20 EXPLODED PARTS VIEW

Shop for replacement parts using the exploded view diagram below ↓

DP-20 Parts & Accessories

GPI's DP-20 hand pump parts and accessories such as replacement nozzles, inlet fitting kits, and handle kits help keep your lever-action diaphragm pump delivering 20 gallons per 100 strokes.

  • GPI inlet fitting kit for DP-20 Hand Pumps - diapharagm inlet, gasket, filter screen, retainer ring, hardware screws
    $35.00 - $35.00
    $35.00
    $35.00 - $35.00
    $35.00

    Inlet Fitting Kit for GPI DP-20 Series Hand Pumps

    in stock

    $35.00 - $35.00
    $35.00
    $35.00 - $35.00
    $35.00
  • $40.00 - $40.00
    $40.00
    $40.00 - $40.00
    $40.00

    Diaphragm Kit for DP-20 Series Hand Pumps

    in stock

    Replacement diaphragm parts for DP-20 hand pumps

    $40.00 - $40.00
    $40.00
    $40.00 - $40.00
    $40.00
  • GPI lock nut for DP-20 Hand Pumps
    $14.00 - $14.00
    $14.00
    $14.00 - $14.00
    $14.00

    Lock Nut for GPI DP-20 Series Hand Pumps

    in stock

    $14.00 - $14.00
    $14.00
    $14.00 - $14.00
    $14.00
  • $16.00 - $16.00
    $16.00
    $16.00 - $16.00
    $16.00

    Handle Hardware Kit for DP-20 Series Hand Pumps

    in stock

    Replacement handle hardware for DP-20 hand pumps

    $16.00 - $16.00
    $16.00
    $16.00 - $16.00
    $16.00
  • $30.00 - $30.00
    $30.00
    $30.00 - $30.00
    $30.00

    Check Valve and Gasket Kit for DP-20 Series Hand Pumps

    in stock

    Replacement check valves and gaskets for DP-20 hand pumps

    $30.00 - $30.00
    $30.00
    $30.00 - $30.00
    $30.00
  • $23.00 - $23.00
    $23.00
    $23.00 - $23.00
    $23.00

    Anti-Siphon Valve for DP-20 Series Hand Pumps

    in stock

    Replacement anti-siphon valve for DP-20 hand pumps

    $23.00 - $23.00
    $23.00
    $23.00 - $23.00
    $23.00
  • GPI Handle kit for DP-20 hand pumps - Grip, pump handle, cotter pin, clevis pin
    $35.00 - $35.00
    $35.00
    $35.00 - $35.00
    $35.00

    Handle Kit for GPI DP-20 Series Hand Pumps

    Only 2 left!

    $35.00 - $35.00
    $35.00
    $35.00 - $35.00
    $35.00
  • $14.00 - $14.00
    $14.00
    $14.00 - $14.00
    $14.00

    Unleaded Nozzle for GPI DP-20 Series Hand Pumps

    in stock

    Nozzle material is carbon fiber reinforced nylon.

    $14.00 - $14.00
    $14.00
    $14.00 - $14.00
    $14.00
  • $32.00 - $32.00
    $32.00
    $32.00 - $32.00
    $32.00

    1-inch NPT, Adjustable Composite Suction Pipe

    in stock

    GPI Adjustable suction pipes provide the best seal technology on the market. Adjusts from 15 to 40 inches to fit most standard tank sizes. The soli...

    View full details
    $32.00 - $32.00
    $32.00
    $32.00 - $32.00
    $32.00

SHOP DP-20 PARTS

Keep your DP-20 hand pump operating like new, year after year, with these genuine GPI replacement parts

GPI inlet fitting kit for DP-20 Hand Pumps - diapharagm inlet, gasket, filter screen, retainer ring, hardware screws
GPI Handle kit for DP-20 hand pumps - Grip, pump handle, cotter pin, clevis pin
GPI lock nut for DP-20 Hand Pumps