Shengji is a professional oil field pump plunger supplier in China. With more than 50 years of historical precipitation, Shengji can manufacture reliable quality and stable performance pump plunger for various customers.

Shengji sucker rod pump plunger strictly complies with API SPEC 11AX (or GB18607) standards. In order to improve the wearing and corrosion resistance performance, we can manufacture the plunger with Monel pin end, Ni-Cu pin, according to the customer requirement.

We can provide plunger with groove (to prevent sand-burying) and the complete plunger without groove. The nominal diameter can cover 27mm-120.7mm. Every sucker rod pump plunger is manufactured to achieve good performance. Shengji is a brand you can count on since we provide the best-quality sucker rod pump plunger.