DeWalt/Berner SDS Hammer Drill Piston Kit O-Ring 17x3 DCH283 DCH293 DCH323 DCH333 DCH334 D25333K D25334K 342991

DeWalt/Berner SDS Hammer Drill Piston Kit O-Ring 17x3 Fits Various Models & Types.

This spare part is found in the piston kit on the below models. O-Rings are used to block a path that may otherwise allow a liquid, gas, dust to escape. The o ring is placed into a groove to secure them and then compressed between two surfaces.

Please see below for all applicable models