Assembly Parts List For: TY1801-SERIES Part Number OEM PN Description Solution Type In Stock CH1541-0074JP CH1541-0074 Worm Wheel PMA CH1541-0084JP CH1541-0084 Worm Shaft PMA CH1541-0225JP CH1541-0225 Cup, Locking PMA CH1541-0074JPWorm Wheel CH1541-0084JPWorm Shaft CH1541-0225JPCup, Locking Submit a PMA Development Request