Boom Cylinder
Hitachi ZX60 Boom Cylinder 4665903 Excavator Hydraulic Parts 105mm Bore 730mm Stroke
Precision-engineered boom cylinder for Hitachi ZX60 excavators. Features a 105mm bore and 730mm stroke, built with tempered steel and chrome-plated rods for durability. Supports 21-35 MPa pressure range. Custom dimensions available. ISO quality, OEM compatible, with full technical support.
Komatsu PC200-7 Excavator Hydraulic Cylinder Assembly 707-01-XY800 707-01-XY810 with 1-Year Warranty
Premium hydraulic cylinder assembly designed for Komatsu PC200-7 and PC200LC-7 excavators. Features boom cylinder groups with part numbers 707-01-XY800 and 707-01-XY810. Includes comprehensive one-year warranty and compatibility with major excavator brands. Engineered for durability and reliable performance in demanding construction applications.
Hyundai R290LC-7 Boom Hydraulic Cylinder Assembly 31Q8-50110 31N8-50121 OEM Parts
Premium OEM hydraulic boom cylinder assemblies for Hyundai R290LC-7 excavators. Features tempered steel construction, 100+ hour salt spray rust resistance, and automated welding for superior durability. Custom dimensions available with complete spare parts support for maintenance and repair operations.
225-4523 389-1041 Excavator Hydraulic Boom Cylinder for Cat E349 E345 | 21-35 MPa Pressure Range
High-performance hydraulic boom cylinder compatible with Cat E349, E345, 345C, and 349C L excavators. Features 21-35 MPa pressure range, -30°C to 100°C temperature tolerance, and OEM compatibility. Manufactured with tempered steel components, automated welding, and ISO quality standards for superior durability and reliability.
CAT E312C Boom Cylinder 1709836 170-9836 Hydraulic Cylinder for Excavator with High Strength Forged Steel Construction
OEM-compatible hydraulic boom cylinder for CAT E312C and E312C L excavators. Manufactured using reverse engineering to match original specifications exactly. Features high-strength forged steel construction and full ISO 9001:2015 quality certification. Direct replacement with identical performance and reliability.
CAT E385 E390F 390D Boom Cylinder 1559068 356-0663 362-9780 365-3312 204-4916
High-quality CAT boom cylinder for E385, E390F, and 390D excavators. Rated for working pressures up to 31.5MPa and temperatures from -20 to 80°C. Features durable tempered steel rod with induction hardening and chrome plating. Custom options and OEM parts available. Reliable performance and fast delivery.
E312 Boom Cylinder for CAT Excavator - High Strength Hydraulic Cylinder with 31.5MPa Working Pressure and -30°C to 100°C Temperature Range
High-strength E312 boom cylinder designed for Caterpillar excavators with working pressures up to 63MPa and temperature range from -30°C to 100°C. Features premium seals, hard chrome plated piston rods, and customizable options. Manufactured with ISO quality standards and exported to over 100 countries with comprehensive after-sales support.