O-ring, 10.3 x 2.4 mm – Viton, Part# 79569 – vacstellar

This O-ring is made from Viton. Viton is a special rubber that handles heat and chemicals very well. It resists oils and fuels better than standard rubber . It also has very low gas permeability, which makes it perfect for vacuum applications .

This particular O-ring is used in pumps from two major brands. It fits Alcatel-Adixen Ruvac models like the RSV151 and RSV151B . It also fits Pfeiffer DUO models like the DUO2.5, DUO2.5C, DUO5, DUO5C, DUO10, and DUO10C . It even works with Pfeiffer UNO6 pumps .

it is part of the Booster Kit for Alcatel-Adixen RSV151 pumps, where five of these O-rings are used . It is also included in the Seal Kit for Pfeiffer DUO 2.5C pumps and the Level 1 Kit for DUO 2.5A pumps .