Youqi DC‑type double‑lip skeleton oil seal is specially developed for automotive rotary shaft sealing. Constructed with built‑in metal skeleton plus NBR nitrile rubber or silicone rubber outer layer by compression vulcanization craft. Dual opposite sealing lips block oil leakage and gas ingress simultaneously, featuring excellent wear‑resistance, oil‑resistance, anti‑aging and stable resilience. It maintains reliable sealing performance under continuous rotating working condition, effectively preventing lubricant outflow and dust‑gas invasion to extend component service life.
Perfect for automobile engines, gearboxes, drive shafts, shock absorbers and auto transmission assemblies. Multiple standard metric sizes in stock. Custom service supports custom inner/outer diameter, thickness, hardness, material selection and OEM brand logo marking. Ideal purchasing option for auto‑parts wholesalers and repair‑part distributors worldwide.