The Hardi JE10AD7161 is a genuine diaphragm pump repair kit designed for overhauling a wide range of Hardi pumps. This comprehensive kit includes essential components such as diaphragms, valves, and O-rings, ensuring optimal performance and longevity for your agricultural sprayer pump. It is compatible with Hardi pump models 363, 463, 563, 663, 863, 1063, 1263, 1303, 1403, 1503, 1703, 1903, 2003, 2203, 2403, 2603, 3003, 3203, 3603, 4003, 4203, 4603, 5003, 5203, 5603, and 6003.