Repair Kit, Hydraulic Pump (DIESEL SN < 26612). PART NO: A-24B006. Repairs triple pump 70248735. . MODELS: Allis-Chalmers TRACTOR: 190 (DIESEL SN < 26857) Allis-Chalmers TRACTOR: 190 (GAS SN < 26855) Allis-Chalmers TRACTOR: 190XT (DIESEL SN < 26612).