Radial Shaft Seal 28mm ID x 35.5mm OD x 5mm Width PU Oil Seal Blue Pack of 5

90A Y Shape Mechanical Seal 28mm x 35.5mm x 5mm for Piston and Piston Rod. Working speed: less than 0.5 m/s; Operating pressure: less than 35Mpa; Operating temperature range: -35 °C to 100 °C (-31°F to 212°F). Oil resistant, wear-resistant, low temperature resistant, aging resistant, elastic and long lasting. Widely used in the hydraulic cylinder to block dust, dirt, sand and incoming metal debris, very easy to install. Used to industrial hydraulic cylinders and cylinders, hoists, guide and piston rods (pull rods) and pressure pistons (one-way piston seals).