GYTA53 is the steel tape armored outdoor fiber optic cable used for direct buried. Application · Adopted to outdoor distribution; · Suitable for aerial, duct and. GYTA53 (Loose tube Stranding, Metal strength member, Flooding jelly compound, Aluminum-polyethylene adhesive inner jacket, Steel-polyethylene adhesive outer jacket). Featuring a Double Jacket (PE) and Double Armor (Aluminum + Steel) construction, this cable offers superior crush resistance and rodent protection, eliminating the need for protective conduits.