Bell & Gossett o-ring for HH-3X, HH-3Z, JH-3X, JH-3Z, and SDG-8 suction diffusers.The J94144 Is Used On:115033HH-3X Suction Diffuser 8 IN. Flng. X 8 IN. Flng.115035JH-3X Suction Diffuser 10 IN. Flng. X 8 IN. Flng.115045SDG-8 Suction Diffuser 8 IN. Groove X 8 IN. Flng.115072HH-3Z Suction Diffuser 8 IN. X 8 IN. Flngd SS Internals115074JH-3Z Suction Diffuser 10 IN. X 8 IN. Flngd SS Internals115733115733 HH-3X Suction Diffuser 8 IN. Flng. X 8 IN. Flng.115735115735 JH-3X Suction Diffuser 10 IN. Flng. X 8 IN. Flng.