The Flow Guard (OEM Part No. 3217995530) is a hydraulic spare part compatible with Epiroc underground mining equipment, including M2D,Boomer XE3C, Boomer 291, Boomer 281, S7D, Boltec-MC, Boltec-S, Boomer L2D, Boomer S2, BOOMER-M2C, S1D and T1D New models. Manufactured from high-strength alloy steel, it functions as a hydraulic flow control component installed in the hydraulic circuit. The flow guard regulates hydraulic fluid movement, supports stable pressure control, and improves hydraulic system efficiency. Designed for demanding underground mining conditions, this replacement hydraulic component provides reliable performance, excellent durability, and long service life for drilling and bolting equipment maintenance applications.