Get current pricing for Titanium, SUBLIMATION PUMP Older System, Fair Condition. Top Flange: 14-5/8 In. O.d., 11-5/8 In. I.d., 32 Holes 13-5/8 In. On Center. Bottom Flange: 7-13/16 In. O.d., 5-15/16 In . Product Category: Lab Equipment, Sub Category: Vacuum Pumps: