Author Archives: Drilling Solutions

Y40-20 Relief valve
Triplex pump
LANZHOU 3NB1600 Mud pump
SQ21-25B regulating valve
QKY21-25 pressure switch
QYB40-165L oil pump
QYB8-350L oil pump
QYB50-60L oil pump
QYB8-350L oil pump
JYS21-25 regulating valve
control valve 34ZS21-25
Regulating valve JYSQ21-25B
control valve 34ZS21-40
JYS21-25 regulating valve
34ZS21 Valve
Air valve 34ZR6Y-L8A
34ZR6Y-L8 air valve
34ZR6Y air valve
CATERPILLAR ENGINE D-379 D398 D399
BGOST Parts