Product Overview

The CAT Ceramic Piston 15 x 20 (5CP21) is a genuine OEM replacement part for CAT plunger pumps. Ceramic pistons are essential for maintaining pump efficiency, ensuring smooth operation, high durability, and excellent resistance to wear and heat. Over time, pistons can wear or crack, leading to reduced pressure, efficiency loss, or pump damage. Replacing them with genuine CAT pistons guarantees long-lasting performance and reliability.

Each unit is supplied as one piston.

Compatible Pump Models

This piston is suitable for the following CAT Pumps:

• 5CP2140W CS, 5CP2140B CS

• 5CP6241 CS

• 5CP2150W, 5CP2150B, 5CP6251

• 5CP2120W, 5CP2120B

• 5CP6120, 5CP6221, 5CP6141, 5CP6121

SKU: 1346841

Key Features

✅ Genuine CAT OEM Part – Designed for perfect fit and performance.
✅ High-Quality Ceramic – Superior resistance to wear and high operating temperatures.
✅ Precision Fit – Ensures pump reliability and long service life.
✅ Dimensions: 20mm diameter x 50mm length.
✅ Single Piston – Sold individually for targeted replacement.

Specifications

• Diameter: 20mm

• Length: 50mm

• Material: High-grade ceramic

• SKU: 1346841