- 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
K1 Unloader 250 Bar 41lpm (K1)
3/4 Banjo T Strainer
K3 Unloader Valve (1500 PSI)
1/2M 1/2 Hose Tail
TX Switch Housing Bolts
4500 PSI 40 LPM Unloader Valve
TX Oil Sight Glass O'Ring
1.4 Multitrig Jet (98.6674.00)
3/4F Y Inlet Water Filter 



