Interpump spare parts & repair kits
Find parts for your Interpump pump
Search the complete model on your pump nameplate, or enter a kit or piston number.
Choose a result to see compatible parts. Similar model numbers are not automatically interchangeable.
Or browse by pump group
Match the complete model and version on the nameplate. HT and VHT models with the same digits can use different parts. Check the pump parts diagram before ordering.
Browse all model compatibility
Open a model to view its listed parts and product links.
T1750 47 / 66
T2040 47 / 66
T2530 47 / 66
T2535 47 / 66
T2830 47 / 66
T3025 47 / 66
T4018 47 / 66
T5018 47 / 66
W101 47 / 66
W131 47 / 66
W132 47 / 66
W151 47 / 66
W1550 47 / 66
W162 47 / 66
W201 47 / 66
W2030 47 / 66
W2035 47 / 66
W2141 47 / 66
W2525 47 / 66
W3021 47 / 66
W3025 47 / 66
W3521 47 / 66
W3523 47 / 66
W4015 47 / 66
W4018 47 / 66
W4518 47 / 66
W5015 47 / 66
W5018 47 / 66
W912 47 / 66
W913 47 / 66
W914 47 / 66
W916 47 / 66
W92 47 / 66
W921 47 / 66
W922 47 / 66
WS101 47 / 66
WS102 47 / 66
WS131 47 / 66
WS132 47 / 66
WS133 47 / 66
WS151 47 / 66
WS152 47 / 66
WS162 47 / 66
WS171 47 / 66
WS201 47 / 66
WS202 47 / 66
WS251 47 / 66
WS252 47 / 66
WS82 47 / 66
WS92 47 / 66
W100100H 70 / 71
One kit per pump covers both inlet and outlet valves.
View product →Confirm against the parts diagram for your exact pump version.
W12070H 70 / 71
One kit per pump covers both inlet and outlet valves.
View product →Confirm against the parts diagram for your exact pump version.
WK6 70 / 71
One kit for this side. Two kits are required for a complete inlet and outlet valve overhaul.
View product →One kit for this side. Two kits are required for a complete inlet and outlet valve overhaul.
View product →Confirm against the parts diagram for your exact pump version.
WK8 70 / 71
Confirm against the parts diagram for your exact pump version.
WK12 70 / 71
Confirm against the parts diagram for your exact pump version.
WK15 70 / 71
Confirm against the parts diagram for your exact pump version.
WK155 70 / 71
One kit for this side. Two kits are required for a complete inlet and outlet valve overhaul.
View product →One kit for this side. Two kits are required for a complete inlet and outlet valve overhaul.
View product →Confirm against the parts diagram for your exact pump version.
WK159 70 / 71
Confirm against the parts diagram for your exact pump version.
WK355 70 / 71
Confirm against the parts diagram for your exact pump version.
WK525 70 / 71
Confirm against the parts diagram for your exact pump version.
WK531 70 / 71
Confirm against the parts diagram for your exact pump version.
HT4715 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT4718 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT4721 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT4723 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT6628 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT6639 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT6646 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
HT7095H HT / VHT
Legacy HT7095H: confirm the complete model including H on the pump nameplate. Do not substitute VHT parts.
One kit per pump covers both inlet and outlet valves.
View product →Confirm against the parts diagram for your exact pump version.
HT71150 HT / VHT
Legacy HT model. Do not substitute a VHT model with the same digits; valve kits may differ.
Confirm against the parts diagram for your exact pump version.
SS1B1505 SS1 / SS3
SS1B1507 SS1 / SS3
SS1B1509 SS1 / SS3
SS1B1511 SS1 / SS3
SS1B1513 SS1 / SS3
SS1B1514 SS1 / SS3
SS1C1509 SS1 / SS3
SS1C1511 SS1 / SS3
SS1C1513 SS1 / SS3
SS1C1515 SS1 / SS3
SS3B2013 SS1 / SS3
SS3B2015 SS1 / SS3
SS3B2018 SS1 / SS3
SS3B2021 SS1 / SS3
SS3C2015 SS1 / SS3
SS3C2018 SS1 / SS3
SS3C2021 SS1 / SS3
SSE2025 66SS
SSE2030 66SS
SSE2035 66SS
SSE2041 66SS
SSU2030 66SS
SSU2035 66SS
SSU2040 66SS
SSU2050 66SS
SS7030 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
SS7037 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
SS7045 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
SS7061H 70SS / 71SS
One kit per pump covers both inlet and outlet valves.
View product →Confirm against the parts diagram for your exact pump version.
SS7070H 70SS / 71SS
One kit per pump covers both inlet and outlet valves.
View product →Confirm against the parts diagram for your exact pump version.
SS7091H 70SS / 71SS
One kit per pump covers both inlet and outlet valves.
View product →Confirm against the parts diagram for your exact pump version.
SS71170 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
SS7193 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
SS71106 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
SS71153 70SS / 71SS
Confirm against the parts diagram for your exact pump version.
VHT4715 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
VHT4718 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
VHT4721 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
VHT4723 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
VHT6628 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
VHT6639 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
VHT6646 HT / VHT
VHT version. Do not substitute legacy HT parts: valve kits differ.
Product sorting
List of products
Interpump 47040509 piston. Compatible with W132, W162, W92, WS132, WS162, WS92 and other listed models. See the full compatibility list below.
Interpump Kit 2 oil seal kit. Compatible with T1750, T2040, T2530, T2535, T2830, T3025 and other listed models. See the full compatibility list below.
Interpump Kit 201 valve kit. Compatible with HT4715, HT4718, HT4721, HT4723. See the full compatibility list below.
Interpump Kit 202 water seal kit. Compatible with HT4715, HT4718, HT4721, HT4723, SS7037, VHT4715 and other listed models. See the full compatibility list below.
