51156560 Lock Washer, split (5/16″) for mounting pump housing to motor using Socket Head Screw (91960210).
MODELS:
G1800LB 1.133-124.0,
G2000ET 1.133-620.0,
G2000MK 1.133-621.0,
G2000QT 1.133-601.0,
G2400HH 1.194-301.0,
G2401OH 1.194-505.0,
G2500HT 1.194-307.0,
G2500OH 1.194-512.0,
G2600OH 1.194-500.0,
G2600OR 1.194-506.0,
G2650HH 1.194-508.0,
G2650OHv1 1.194-513.0,
G3000BHv1 1.194-601.0,
HD2500HK 1.194-115.0,
K1800ABv1&2 1.133-122.0,
K1800Gv1&2 1.133-114.0,
K1800IBv1&2 1.133-121.0,
K2200Gv1&2 1.133-115.0,
K2200IBv1&2 1.133-211.0,
K2300G 1.194-110.0,
K2400HB 1.194-303.0,
K2400HH 1.194-301.0,
K2400HHca 1.194-304.0,
K2401HH 1.194-305.0,
K3000Gca 1.133-117.0,
K4000G 1.133-201.0,
K4400G 1.133-208.0,
K5800GHca 1.191-106.0,
K6000GHca 1.194-109.0,