Piston As. 186-9006/609-6966

Piston As. 186-9006/609-6966

Load Haul Dump    Caterpillar    R1300, R1300G, R1300G II

Steering Cylinder    Bore    152,40    Stroke    449,00    Hydraulic Cylinder

1869006/6096966

Compatible Brand: Caterpillar

Part Number: 609-6966 (6096966)

Superseded / Interchange Numbers: 186-9006 (1869006)

Part Name: Underground LHD Loader Steering Cylinder Piston Assembly

Technical Specifications: Bore: Fits 152.40 mm / Stroke: Fits 449.00 mm Cylinder / Weight: Not Specified (Heavy-Duty)

Compatible Machinery: Caterpillar Underground Load Haul Dump / LHD (R1300, R1300G, R1300G II series)

What It Does:

Serves as the internal piston assembly mounted on the end of the piston rod inside the steering hydraulic cylinder on Caterpillar R1300, R1300G, and R1300G II underground load haul dump (LHD) loaders. It divides the cylinder barrel into two distinct pressure chambers, converting hydraulic fluid pressure into linear mechanical force to actuate steering rod extension and retraction cycles across the articulation joint.

Importance:

Critical for converting hydraulic fluid power into mechanical steering force while maintaining strict internal sealing between the cylinder chambers during heavy haulage in tight underground mine drifts. Manufactured from high-strength alloy steel and equipped with heavy-duty piston seals and wear guide bands, it prevents internal fluid bypass under extreme system operating pressures, ensuring precise directional control, maximum steering authority, and reliable machine maneuvering under continuous heavy loads.

As Seçkin Makine, we manufacture this product as an aftermarket item fully equivalent to the original specifications in terms of raw materials, technical dimensions, and performance characteristics. This product comes with a 1-year warranty from the invoice date.