suitable for the following pumps: G2201-01, G22011-01, G22012-01, G22012X G3001X This kit contains: Impeller 22000 O-ring Pin 21566 Snap ring, small 23091 Cam 24160 Wear plate 23112 Water pump cover 23113 Impeller specifications:  Diameter: 4-1/2" ~ 114.30mm Width: 4-5/16" ~ 109.50mm Shaft: 15/16" ~ 23.80mm Blades: 10  Keyway: 14 tooth spline Material: Neoprene This product replaces the following manufacturer's part nr: Sherwood Pumps order number: 23234, SHE23234 Caterpillar: 3047616, 304-7616