61026 UMDR0 71 : MAST SUB ASSY, OUTER, 45 INVERTER 15K one piece groove design reduces hardware one piece groove design reduces hardware and design costs Compact design allows for smaller hardware Easy installation Applicable to a wide range of sealing problems Available in various compounds for compatibility with most fluids **Additional Information:** O Rings are vulcanized in molds to achieve their circular form Proper sizing and material selection are crucial for optimal performance May require additional components like back up rings for high pressure applications This O Ring is designed to provide reliable sealing performance in various industrial applications model: FD20 25 12(VM inner M) FD20 25 14(VFHM middle lower inner) FD30 12（VM outer) FD30 14（VFHM） 61026 UMDR0 71 : MAST SUB ASSY