Hydraulic Fishing Jar Type Z

The Hydraulic Fishing Jar type "Z" is a up jarring tool that utilizes the drill tool�s elastic potential energy resulted from the elastic deformation to realize the jarring action. It is used for fishing, coring, reaming, and side tracking. When used in combination with the jar intensifier type "YJQ", it can generate better jarring effect. Type GS73 GS80 GS89 GS95 YSJ36 YSJ40 YSJ108 YSJ44 YSJ46II YSJ62 YSJ70III YSJ80 YSJ90 OD mm 73~229 ID mm 20~76 Stroke mm 218~381 Max Working torque kN.m 3~20 Max Working load kN 100~960 Max Tensile Load kN 250~2500 Sealing pressure MPa 20 Make-up torque of Guide Rod kN.m 0.98~4.9 Overall Length(Locked) mm 1724~2616