Aftermarket replacement valve assemblies, J/S compatible with both Jetstream and APS 300 fluid ends.

(Unless specifically designated as "Genuine OEM Part" on the part listing, all parts are manufactured by APS and do not have endorsement from, or affiliation with, the original equipment manufacturer (OEM) it is designated as "compatible" with.

J/S Compatible Unx Fluid End Model Numbers:

5015Q
4215HF
3615 (1st Generation)
4215N
4215QN
4515B

Digital Downloads

15K psi Cartridge Valve Assembly - J/S Compatible Specs Sheet
15-20K psi J/S Compatible Cartridge Valve Assemblies Brochure
15-20K psi J/S Compatible Pump Parts Catalog
15-20K psi Pump Parts Catalog

15K psi CARTRIDGE VALVE ASSEMBLY - J/S COMPATIBLE