- To suit E3B2121 pumps
Interpump Spares, Parts
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Piston D.22X42 (E3B2121)
We stock a wide range of genuine, original parts supplied by the Interpump Group that are suited to a variety of Interpump pumps.
£29.50 Ex VAT
Chemical Pipe Plug
4500 PSI 40 LPM Unloader Valve
Unloader & Press Switch Complete
3/8F Black Hose End
K3 Unloader Valve (1500 PSI)
3/4F Y Inlet Water Filter
Inline Fuel Filter Large
3/8 M 90 1/2 Hose Tail
3/8 M M F Tee
Polo 11-16 AMP By-Pass Switch
Brass Float Valve
3/8F Brass Hose End 
