WA324-2920-740 is a 330 Series gear set with a keyed bore, built for power take off (PTO) hydraulic pump drive applications. This gear set transmits drive from the PTO to the hydraulic pump, and the keyed design locks the gear to its shaft for positive torque transfer.Interchanges:324-2920-74033-GS-16K-20WA20-330-0039Features330 Series gear setKeyed bore (BB Keyed) designUsed for Power Take Off (PTO) hydraulic pump drive