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Enerpac CST18251

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Enerpac CST18251 17.6 kN Threaded Cylinder

Enerpac CST18251; 17.6 kN (3950 lb) capacity, 24.9 mm (0.98 in) stroke, 345 bar (5,000 psi), single-acting spring-return threaded body workholding cylinder.

EnerpacMFR # CST18251SKU # YLSERLRFVJK7IIA
Dimension E0.63 in
Dimension C3.27 in
Dimension P0.26 in
ApplicationsPush
Product TypeWorkholding Threaded Cylinder
Maximum Operating Pressure5,000 psi
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About This Product

The CST18251 is a steel, threaded-body, single-acting, spring-return workholding hydraulic cylinder from the Enerpac CST series. Its 1-5/16"-16 UN body thread screws into the fixture for fine positioning and easy installation; it is designed for push applications. At a maximum operating pressure of 345 bar (5,000 psi) it delivers 17.6 kN (3,950 lb). Stroke is 24.9 mm (0.98 in), effective area 5.1 cm² (0.79 in²) and advance oil capacity 12.8 cm³ (0.78 in³). It has a solid plunger with 5/16"-24 UNF plunger thread; retracted height 89.4 mm (3.52 in), extended height 114.3 mm (4.5 in), weight approx. 0.59 kg (1.3 lb). Typical uses include CNC fixtures, jigs and tooling for workpiece clamping and support.

Features and Benefits

  • Minimum cylinder diameter combined with maximized clamping force
  • Threaded body allows fine positioning and easy installation
  • Internal plunger wipers allow maintenance-free, high-cycle performance
  • Center-tapped plunger holds workpiece contact buttons
  • Single-acting spring-return design simplifies hydraulic tubing requirements

Enerpac CST18251

  • Genuine, certified Enerpac product
  • Fast sourcing through a worldwide supply network
  • Product selection and compatibility support from our technical team
  • Equivalent and alternative product suggestions
  • Quotation and lead time tailored to your request

Specifications

Dimension E0.63 in
Dimension C3.27 in
Dimension P0.26 in
ApplicationsPush
Product TypeWorkholding Threaded Cylinder
Maximum Operating Pressure5,000 psi
SeriesCST
Dimension E10.59 in
Dimension C10.49 in
Dimension A4.5 in
Product LineWorkholding Tools
Weight1.3 lbs
Dimension T0.47 in
Maximum Cylinder Capacity (Advance)3950 lbs
Country of OriginUnited States
Dimension D1.313-16 UN in
Cylinder Effective Area (Advance)0.79 in²
Dimension B3.52 in
Plunger TypeSolid
Cylinder MaterialSteel
Dimension F1.06 in
Dimension D11.22 in
Stroke0.98 in
Dimension K.313-24 UNF in
Oil Capacity (Advance)0.78 in³
Return TypeSingle-Acting, Spring Return
Dimension S0.5 in

Documents & CAD

Series documents 3· shared by this product series

Repair Parts SheetCST Single-Acting Threaded CylindersPDF·87 KB·English
Repair Parts SheetCylinder, ThreadedPDF·114 KB·English
BrochureWorkholding Cylinders, EnglishPDF·4.2 MB

CAD Files 5

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Alternative Names & Search Terms

CST18251CST-18251CST 18251cst18251Enerpac CST18251Enerpac CST-18251Enerpac CST 18251CST18251 hydraulic cylinderCST18251 threaded body cylinderCST18251 workholding cylinderEnerpac CST seriesEnerpac CST threaded cylinderEnerpac workholding cylinder17.6 kN hydraulic cylinder3950 lb hydraulic cylinder0.98 in stroke single-acting cylinder1-5/16-16 UN threaded hydraulic cylinderspring return threaded cylinder5000 psi workholding cylinderscrew-in hydraulic cylinder

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