Cylinder seal 28x20 cuff 20x28x4

The TTU-type actuator seal, "cuff" is a universal seal used on both the piston and piston rod of a hydraulic or pneumatic cylinder, model TTU-20x28x4.NBR with dimensions: 20x28x4/5The sealing ring of type "UN/TTU" is the most commonly used sealing found in hydraulic actuators, pneumatic actuators and other components that require assurance of tightness. Thanks to its symmetrical structure, the two lips are of equal height, which enables use both when mounted in the stuffing box (piston rod) and on the piston of the actuator. Specification of the seal: Inside diameter (piston rod) d: 20.00 mm Outer (seat) diameter D: 28.00 mm Overall seal height h: 4.00 mm Seat height H: 5.00 mm Material: NBR88 Max. Operating pressure:160 Bar Operating temperature range:-35°C - +110°C Max. speed: 0.5 m/s Model no: TTU.020.00x028.00x4.00.N88 Replacement for: U2, TM21, K21, GPU, MA25, KN25, UN, RPS.The UN/TTU seals we offer have clear model marking and dimensioning. It greatly eases to recognize the product in case of later change or to choose the right dimension if you have many different models.In our offer you will find a wide cross-section of seals, including U-type, guide strips, o-rings, copper washers and a wide range of parts for actuators: pistons, glands, mountings (lugs, forks) and many others.