The UNS/UN Piston Rod Seal nwere akụkụ obe sara mbara ma bụrụ mgbanaka akara u n'ụdị asymmetrical nwere otu ịdị elu nke egbugbere ọnụ ime na mpụta.Ọ dị mfe ịbanye n'ime usoro monolithic.N'ihi na obosara cross-ngalaba, UNS Piston Rod Akara a na-ejikarị na a hydraulic cylinder na ala pressure.Ebe a na-eji nke ukwuu na hydraulic cylinders, UNS nwere ike iji piston na ngwa ngwa n'ihi na-enwe elu nke ma akara egbugbere ọnụ. nhata.