This cartridge combines the suction and discharge valves and all necessary springs and seals in one quick-change assembly. Installation is a matter of prying the old cartridge out of the recess in the manifold (use two straight blade screw driver) and then pressing the new cartridge into place. The inline design helps to minimize turbulence, which contributes to pump efficiency.

(Unless specifically designated as "Genuine OEM Part" on the part listing, all parts are manufactured by APS and have endorsement from, or affiliation with, the original equipment manufacturer (OEM) it is designated as "compatible" with.

Jetstream Compatible Unx Fluid End Model Numbers:

4215
3615 (1st Generation)
4215N (1st Generation)
4515B (1st Generation)
4015B
3715B

Digital Downloads

15K psi Cartridge Valve Assembly (1st Generation) - Jetstream Compatibility Specs Sheet
15-20K psi Jetstream Compatible Cartridge Valve Assemblies Brochure
15-20K psi Jetstream Compatible Pump Parts Catalog
15-20K psi Pump Parts Catalog

15K psi CARTRIDGE VALVE ASSEMBLY (1st GENERATION) - JETSTREAM COMPATIBLE