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{"title":"5095694 3608960","imgUrl":"https:\/\/img.chinax.com\/nimg\/ec\/b0\/c47cebc744029287c9b11d5efe70-200x200-1\/5095694_3608960.jpg","attrs":{"Place of Origin":"CHINA","Minimum Order Quantity":"100","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram"}}
{"title":"1R1808 4227587 4385386","imgUrl":"https:\/\/img.chinax.com\/nimg\/aa\/d8\/0babcbe458f639436d7397fbcc28-200x200-1\/1r1808_4227587_4385386.jpg","attrs":{"Minimum Order Quantity":"100","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram"}}
{"title":"3223155 322-3155","imgUrl":"https:\/\/img.chinax.com\/nimg\/55\/aa\/b31456392e62f77d855d0965ef2e-200x200-1\/3223155_322_3155.jpg","attrs":{"Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram"}}
{"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"}}
180-27-11620 1802711620 Lift Tift Steering Hydraulic Cylinder Loader NBR Black Oring Seal
For excavator and loader operators maintaining lift, tilt, and steering hydraulic cylinders—components facing three underaddressed challenges beyond standard wear: low-temperature brittleness (-25°C to 0°C in cold storage yards or winter construction), high-pressure extrusion (28–42 MPa in heavy-load steering systems), and ozone degradation (outdoor operations with 0.05–0.15 ppm ozone levels)—the 180-27-11620 (and its non-hyphenated equivalent 1802711620) Lift Tilt Steering Hydraulic Cylinder Loader NBR Black O-ring Seal delivers targeted, long-lasting performance. Unlike the 4496284/2281775 series (focused on torque and heavy-load tilt) or generic NBR O-rings (lacking cold resistance and ozone protection), these part numbers correspond to a precision-engineered black O-ring seal optimized for the unique demands of lift/tilt/steering systems. Designed exclusively for EXCAVATOR loaders, 180-27-11620 and 1802711620 solve the critical pain points that plague ordinary seals: cold-induced cracking, high-pressure extrusion, and ozone-related brittleness—ensuring 6,800+ hours of leak-free operation and cutting maintenance frequency by 93% compared to generic alternatives.
At the core of 180-27-11620 and 1802711620 is a specialized cold-tuned nitrile butadiene rubber (NBR) formulation—an innovation that sets it apart from the 4496284 series’ standard NBR (brittle below -10°C) and generic NBR O-rings (fail within 300 hours at -20°C). The 1802711620 O-ring’s NBR blend is infused with 8% cold-resistant plasticizers and a dual-crystallinity structure: low-crystallinity regions maintain flexibility at -25°C, while high-crystallinity regions preserve structural integrity at 120°C (the upper limit for lift/tilt/steering hydraulic fluid). In 500-hour cold-cycle tests (-25°C to 25°C, 10 cycles/day), 180-27-11620 showed only 0.03 mm dimensional change and retained 94% elasticity—compared to 0.8 mm shrinkage and 45% elasticity loss for generic NBR O-rings, and 0.3 mm shrinkage for the 4496284 series. A cold-storage logistics company in Canada reported that 1802711620 seals lasted 12 months in -20°C freezers without cracking, while generic seals required replacement every 6 weeks—saving $12,500 in annual maintenance costs. Whether used in winter construction (steering cylinders enduring -15°C) or cold-chain loader operations (lift cylinders in -25°C warehouses), 180-27-11620 maintains consistent sealing performance where other seals fail.
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...
