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{"title":"191-5 175-5 HYVA 71908850K Hydraulic Cylinder Seal Kit","imgUrl":"https:\/\/img.chinax.com\/nimg\/81\/33\/41863ea8612aa76776a861a7a214-200x200-1\/191_5_175_5_hyva_71908850k_hydraulic_cylinder_seal_kit.jpg","attrs":{"Brand Name":"SKF","Model Number":"191-5 175-5 HYVA 71908850K Hydraulic Cylinder Seal Kit","Certification":"191-5 175-5 HYVA 71908850K Hydraulic Cylinder Seal Kit","Place of Origin":"CHINA"}}
7079858200 7079958080 707-98-58200 707-99-58080 Arm Boom Bucket Hydraulic Cylinder Excavator Seal Kit
For maintenance teams and fleet managers responsible for sustaining the operational efficiency of EXCAVATOR loaders in open-pit mining (ore loading and rock excavation), coastal dredging (sand/silt removal and underwater structure repair), and heavy construction (concrete demolition and steel beam lifting)—where Arm Boom Bucket Hydraulic Cylinder systems confront three critical challenges: heavy debris impact (5–20 kg rocks, steel fragments, and concrete chunks), high-pressure surges (12,000–35,000 psi during rock crushing), and extreme humidity corrosion (85–100% humidity in coastal/marshy areas)—the performance of the hydraulic seal system is non-negotiable. Unlike the 4173698/2405500 series designed for moderate-pressure lift/tilt/steering tasks and fine-particle resistance, the Arm Boom Bucket Hydraulic Cylinder Excavator Seal Kit (part numbers 7079858200, 7079958080, 707-98-58200, 707-99-58080) is engineered to address these arm/boom/bucket-specific stressors. On a daily basis, these systems operate in high-intensity environments: they endure 150+ daily heavy-impact cycles (boom cylinders absorbing rock collisions, bucket cylinders crushing concrete), manage sudden pressure spikes (up to 35,000 psi when the bucket encounters hard bedrock), and resist corrosion from salt-laden humidity (coastal dredging) or marshy moisture (wetland construction)—all while extending arms 8–15 meters (arm cylinders), lifting 20–50 ton loads (boom cylinders), and gripping 10–30 ton materials (bucket cylinders). If seals fail, the EXCAVATOR loader experiences catastrophic issues: arm cylinder leaks causing load droop (risking equipment damage), boom cylinder rupture from pressure surges (halting mining operations), or bucket cylinder corrosion leading to fluid contamination (costing $15,000–$25,000 in cylinder repairs). To avoid such crises, the 7079858200 and 7079958080 seal kits are the ideal solution: they form an impact-resistant, high-pressure-stable, and humidity-corrosion-proof seal that absorbs heavy debris impacts, mitigates pressure spikes, and repels moisture—ensuring reliable performance in mining, coastal dredging, and heavy construction where the 4173698/2405500 series would be underengineered and incompatible with arm/boom/bucket systems.
Guangzhou JRS Machinery Equipment Co.,Ltd since its inception in 2004, has been engaged in hydraulic seals business of excavators, loaders, bulldozers,breaking hammers and other seals have in-depth study. Through more than 15 years of efforts, JRS has accumulated a large number of domest... Guangzhou JRS Machinery Equipment Co.,Ltd since its inception in 2004, has been engaged in hydraulic seals business of excavators, loaders, bulldozers,breaking hammers and other seals have in-depth study. Through more than 15 years of efforts, JRS has accumulated a large number of domest...