Enerpac CSM18251 3900 lbs Manifold Cylinder

The CSM18251 is a manifold hydraulic cylinder from the Enerpac CSM series in the Workholding product line. It threads directly into a cavity in the fixture or manifold block without fittings or tubing. It is a single-acting, spring-return cylinder with a steel body and a solid plunger. It offers a maximum capacity of 3,900 lbs (≈17.3 kN), a stroke of 0.98 in (≈24.9 mm) and a maximum operating pressure of 5,000 psi (≈345 bar). The effective area is 0.79 in² (≈5.1 cm²), the advance oil capacity is 0.77 in³ (≈12.6 cm³) and the weight is 1.3 lb (≈0.6 kg). The body thread is 1.312-12 UN and the plunger thread is .313-24 UN. This model is the inch version. The cylinder is used for clamping and holding workpieces in CNC machining fixtures. Its longer stroke is useful in fixtures that need extra travel for varying workpiece heights.