188-5017: Piston
Product Photos

Key Details
| Part No. | 188-5017 |
|---|---|
| Brand | Caterpillar |
| Category | Brakes Components Brakes |
| Origin | Origin on request |
| Weight | 113.6 kg |
| Dimensions | — |
| UOM | pcs |
| New original part | New original part |
Specifications
| Material Description | Cast Iron |
|---|---|
| Outside Diameter (mm) | 946, 67 |
| Inside Diameter (mm) | 726, 0 |
| Width (mm) | 86, 0 |
| Outside Diameter (in) | 37, 27 |
| Inside Diameter (in) | 28, 582 |
| Width (in) | 3, 385 |
| Material | Ductile (Spheroidal) Iron |
Compatible Models
Delivery & Payment
Pickup from our warehouse in China, with worldwide delivery.
Include part number, brand, machine model, quantity, and delivery city. If a replacement is required, our manager will verify compatibility by part number, specifications, and part photo.
Payment by bank transfer in USD, EUR, CHF, or CNY to our company account in China.
Warranty and delivery terms are confirmed on request.
Product Description
Description: Cat brake pistons are a critical component in the brake systems that slow, stop, or hold a machine stationary. On Caterpillar machines, they are located at the wheels of wheel-type machines. Attributes: • Cast iron brake piston • Outside Diameter: 946.67 mm (37.270 in) • Inside Diameter: 726 mm (28.582 in) • Width: 86 mm (3.385 in) • Thread Size: M10X1.5 (2 Places) Application: Service component for Cat brake systems. Consult your owner's manual or contact your local Cat Dealer for more information.