JZP-5.0B Rubber Shock Absorber - NSF/FDA-Grade Material Safe for Potable Water, Smart Sensing Ready The JZP-5.0B is an assembled vibration isolator from the JZP-B series of Xi'an Hoan Microwave Co., Ltd. It pairs an alloy steel spring with a vulcanized rubber cushion to control resonance and structure-borne noise in pumps, water treatment plant equipment, food processing lines and other precision installations. Dimensional parameters (mm) Model D H h A B d1 MG R JZP-B (JZP-5