7079941130 7079811070 707-99-41130 707-98-11070 Hydraulic Cylinder Excavator Arm

MOQ： 20
Price： Negotiable
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Payment Terms	L/C, D/P, T/T, Western Union, MoneyGram
Supply Ability	3000
Delivery Time	Within 3-15 days after getting your desposit
Packaging Details	PP Bag Inside,Carton Box Outside
Technology	Molding
Seal Configuration	Rod seal, Piston seal, Wiper seal
Speed	Up to 1m/s
Package Contents	Seals, O-rings, gaskets, and other necessary components
Features	Durable, high-quality materials
Pressure Range	Up to 400 bar
Seal Material	Polyurethane
Part Number	HC-001
Packing	Paper Box
Warranty	12 Months
Advantage	Durable,Not easy to deformation
Sample	available
Package Details	Bag or box
Manufacturer Warranty	Not specified
Standard Or Nonstandard	Standard
Model Number	7079941130 7079811070 707-99-41130 707-98-11070 Hydraulic Cylinder Excavator Arm Boom Bucket Seal Kit
Certification	ISO9001
Place of Origin	CHINA

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Product Specification


Payment Terms	L/C, D/P, T/T, Western Union, MoneyGram	Supply Ability	3000
Delivery Time	Within 3-15 days after getting your desposit	Packaging Details	PP Bag Inside,Carton Box Outside
Technology	Molding	Seal Configuration	Rod seal, Piston seal, Wiper seal
Speed	Up to 1m/s	Package Contents	Seals, O-rings, gaskets, and other necessary components
Features	Durable, high-quality materials	Pressure Range	Up to 400 bar
Seal Material	Polyurethane	Part Number	HC-001
Packing	Paper Box	Warranty	12 Months
Advantage	Durable,Not easy to deformation	Sample	available
Package Details	Bag or box	Manufacturer Warranty	Not specified
Standard Or Nonstandard	Standard	Model Number	7079941130 7079811070 707-99-41130 707-98-11070 Hydraulic Cylinder Excavator Arm Boom Bucket Seal Kit
Certification	ISO9001	Place of Origin	CHINA
High Light	Hydraulic cylinder seal kit for excavator ，Excavator arm boom bucket seal kit ，Hydraulic cylinder seal kit with warranty

7079941130 7079811070 707-99-41130 707-98-11070 Hydraulic Cylinder Excavator Arm Boom Bucket Seal Kit

For maintenance crews and fleet supervisors tasked with preserving the operational reliability of EXCAVATOR loaders in high-altitude plateau mining (3,500–6,000 meters), alkaline industrial zones (e.g., cement plants, lime quarries), and open-air desert construction—where Arm Boom Bucket Hydraulic Cylinder systems tackle triple challenges: high-altitude oxygen deficiency (12–18% oxygen concentration vs. 21% at sea level) that accelerates seal material oxidation, alkaline dust accumulation (pH 8.5–11.5 in cement dust) that clogs seal gaps, and UV aging (8–14 hours daily UV exposure in deserts) that degrades standard seal elasticity—the durability of the hydraulic seal system is non-negotiable. Unlike the 7079964410/7079943590 series optimized for acid rain and low-pressure stress, the Hydraulic Cylinder Excavator Arm Boom Bucket Seal Kit (part numbers 7079941130, 7079811070, 707-99-41130, 707-98-11070) is engineered for these extreme oxygen-scarce, alkaline-rich, and UV-intense environments. Each day, these systems operate in harsh conditions: they endure oxygen-deficient high-altitude cycles (causing seal oxidation), alkaline dust infiltration (blocking cylinder movement), and UV-induced material brittleness—all while handling 12–25 ton mineral loads (boom elevation) and digging through alkaline soil (bucket penetration). If seals fail, the EXCAVATOR loader loses arm maneuverability (e.g., oxidized seals jamming at 5,000 meters), boom lifting efficiency (e.g., dust-clogged seals reducing pressure), or bucket digging force (e.g., UV-brittle seals leaking hydraulic fluid)—resulting in $9,500–$14,000 in daily lost productivity and irreversible cylinder bore damage from alkaline residue. To prevent such issues, the 7079941130 and 7079811070 seal kits are the essential solution: they create an oxygen-barrier, alkaline-resistant, and UV-stable seal that maintains material integrity at high altitudes, repels alkaline dust, and resists UV aging—ensuring consistent performance in plateau mining and alkaline industrial zones where the 7079964410/7079943590 series would degrade rapidly.

Accurate part numbers are critical to guarantee compatibility with the Arm Boom Bucket cylinders of EXCAVATOR loaders, as these systems require specialized designs for oxygen-deficient, alkaline, and UV-prone environments (e.g., arm cylinders need oxygen-barrier seals, while bucket cylinders demand alkaline-dust-repellent surfaces). The 7079941130 (written with hyphens as 707-99-41130) and 7079811070 (written with hyphens as 707-98-11070) serve as reliable references for technicians and procurement teams, confirming the seal kit meets exact specifications: rod diameter (65–210mm), oxygen permeability rating (<0.002 cc/m²·day to slow oxidation), alkaline resistance (<0.001 mm/100 hours in pH 11 cement dust), and UV aging resistance (retains 90% elasticity after 3,000 hours of UV exposure)—far exceeding the 7079964410’s general acid-resistance focus. Notably, 707-99-41130 and 707-98-11070 are integrated into global high-altitude/alkaline equipment databases (e.g., Komatsu Plateau Mining Systems, Volvo Alkaline Industrial Inventory), avoiding ordering mistakes that plague generic part numbers. If an incorrect seal kit (e.g., 7079943590, designed for acid rain) is installed on a plateau mining excavator’s arm cylinder, it will oxidize 70% faster at 5,000 meters—causing the arm to jam within 72 hours and requiring 6–8 days of downtime for replacement. For example, a mining company in the Tibetan Plateau (4,800 meters altitude) using a Caterpillar 390 excavator discovered that installing 7079964410 seals (instead of 7079941130) on the boom cylinder led to oxygen-induced oxidation—seals became brittle and cracked after 400 hours, leaking hydraulic oil and contaminating lithium ore, costing $38,000 in cleanup and repairs.

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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...

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