CTI Exhaust Valve Adaptor Valve 8080250K062 AMAT
CTI Cryo Exhaust Adaptor Valve
AMAT P/N: 3620-01444
CTI P/N: 8080250K062
To upgrade OB8F cryopumps like 3Ph 8116142G001, 8116127G001 or 2 Ph 8116030G001 to 8116071G001, which is mostly used on Endura 5500.