The Slip Ring (OEM Part No. 3217929506) is an electrical spare part compatible with Epiroc underground mining equipment, including M4C, M2D, Simba E7C, M40S, Boomer XE3C, Boomer L2D, Boomer S2, BOOMER-M2C, Boomer MD, and S2 models. Manufactured from copper alloy and insulation materials, it functions as a rotating electrical connection component for signal and power transmission. The slip ring enables continuous electrical transfer between rotating and stationary parts, ensuring stable equipment operation and reliable control functions. Designed for demanding mining environments, this replacement electrical component provides excellent durability, dependable performance, and long service life for mining equipment maintenance and repair.