45533050 Piston w/Lock Washer (Retainer Cap) for Karcher residential gasoline powered pressure washers. Replaces part # 55534040 & 45531890.
Models:
HD3000DH 1.187-115.0, 1187-1150, 11871150;
HD3000DHqc 1.187-116.0, 1187-1160, 11871160;
HD3000G 1.187-111.0, 1187-1110, 11871110;
HD3000MTD 1.187-114.0, 1187-1140, 11871140;
HD3003B 1.187-112.0, 1187-1120, 11871120;
HD3101DR 1.187-117.0, 1187-1170, 11871170;
