Toro OEM 139 2401 Threaded Knob Is used in in the slotted seat Pan on the Late 42", 50", 60" Timecutter MX Models (Models with Cast Aluminum Axles) - Field Pro Models (Operator's Pad Hinge) - Current 42", 50", 54", 60" Timecutter Max Models - (Usage does Exclude all My-Ride Model) Toro 139-2401 is typically used independently along with three Flange Bolt Fastners this along with the Slotted Feature of the Seat Pan allows the Operator to adjust their seat accordingly to their Preference and without the use of any tools. Toro 139-2401 Can be used on More Models than Listed in the Model Fit Chart as long as the Seat, Spacer Washer and Seat Thread Patterns are Similar. For a Complete list of Models that are Factory Equipped with Threaded Seat Knob 139-2401 Refer to the Model Fit Chart. ASSOCIATED SEAT & FASTNER PARTS REFERENCES CLICK ON THE ASSOCIATED PART NUMBER TO BE REDIRECTED TIMECUTTER MAX MODELS ONLY 147-8732 - SEAT ASSEMBLY (KING) - (Part Number for Complete Seat) x1 Per Mower 147-3002-05 - SEAT PAN - (Metal Pan that Retains the Mower Seat to the Mower and Allows it to Swivel Up and Down - Slotted Whole Allows the seat to be Slid Forward and Backward According to the Operators Preference) x1 Per Mower 147-5174 - FLANGE SHOULDER BOLT - (Used in Relation to 139-2401 Threaded Knob, Serves the Purpose of Keeping the Seat in the Travel Slots - Does Not Serve the Purpose of Tightening the seat Tightly against the Seat Pan, 139-2401 Serves that Purpose) x3 Per Seat Pan or Seat 1-603716 - FLAT FRICTION WASHER - (Supports 139-2401 Threaded Seat Knob in Tightening the Seat Against the Slotted Seat Pan) x1 Threaded Seat Knob TIMECUTTER MX MODELS ONLY 139-2365 - SEAT ASSEMBLY (Select Models - Narrow Seat Pan) - (Part Number for Complete Seat) x1 Per Mower 140-5043 - SEAT ASSEMBLY (Select Models - Wide Seat Pan) - (Part Number for Complete Seat) x1 Per Mower 139-2378-03 - SEAT PAN (Select Models - Narrow Seat Pan) - (Metal Pan that Retains the Mower Seat to the Mower and Allows it to Swivel Up and Down - Slotted Whole Allows the seat to be Slid Forward and Backward According to the Operators Preference) x1 Per Mower 138-9775-03 - SEAT PAN (Select Models - Wide Seat Pan) - (Metal Pan that Retains the Mower Seat to the Mower and Allows it to Swivel Up and Down - Slotted Whole Allows the seat to be Slid Forward and Backward According to the Operators Preference) x1 Per Mower 139-2377 - FLAT SPACER WASHER - (Spaces the Seat Away from the Slotted Seat Pan) x4 Per Seat Pan or Seat 322-5 - HEX HEAD BOLT - (Used in Relation to 139-2401 Threaded Knob and Helps Serve the Purpose of Tightening the seat Tightly against the Seat Pan) x3 Per Seat Pan or Seat 1-603716 - FLAT WASHER - (Supports 139-2401 Threaded Seat Knob and Hex Head Bolts in Tightening the Seat Against the Slotted Seat Pan - Installed on the Bottom Side of the Seat Pan) x4 Per Seat Pan or Seat Specification Product Number: 1392401 Brand: Toro Length: NA Width: NA Height: NA Weight: 0.007 LB (0.003 KG) Model Fit: 42” TIMECUTTER MAX (STANDARD) Series – Model Numbers – (* Model Numbers 77402) 42” TIMECUTTER MX Series – Model Numbers – (* Model Numbers 74760) 50” TIMECUTTER MAX (STANDARD) Series – Model Numbers – (* Model Numbers 77501, 77505) 50” TIMECUTTER MX Series – Model Numbers – (* Model Numbers 74774, 74776, 75750, 75751, 75753) 54” TIMECUTTER MAX (STANDARD) Series – Model Numbers – (* Model Numbers 77504, 77506) 60” TIMECUTTER MAX (STANDARD) Series – Model Numbers – (* Model Numbers 77601, 77604) 60” TIMECUTTER MX Series – Model Numbers – (* Model Numbers 74777, 75760) FIELD PRO MODELS (Operator Cushion Pad Hinge) – Model Numbers – (* Model Numbers 08839)
