Use of Extraterrestrial Resources for Human Space Missions to Moon or Mars (Springer Praxis Books)

SPERTEK Comet Original Valve Kit – Compatible with Comet Pumps, Models: LW, FW, HW, RW, ZW – Includes Six Valves and O-Rings – Replaces 5025.0011.00, 5025 1100

The ROP Shop 3/4" Shaft 3000 PSI Pressure Washer Pump for Comet AXD3522G, AXD2530GT, BXD2530

Replaces Comet Pump 5025.0025.00 Complete Inlet/Outlet High Flow Valve Kit for FW, FWD and Many Other Pumps

High PSI Products Fits Comet Pump 5019.0077.00 Seal Kit, Made in Italy

Censeanku 350 Unloader Valve Pressure Washer Pump with Knob Compatible with VB350, fit for AR, fit for Comet, fit for Cat pump 7630 High Pressure Pump 10.5 GPM 5650 PSI

New 3000 psi Pressure Washer Water Pump Simpson/Comet BXD2530G AXD2530GT-22mm

PARTSDEPOT Genuine 1215.0586.00 Reg Valve Kit Compatible with Comet AWD-K, BWD-K, ZWD-K Pumps 4000 PSI

Seal Packing Kit for Comet Pumps Series ZWD, Ø 15 mm, P/N 5019.0064.00