TM 9-2320-209-20-3-4 c. Disassembly (Early Model). FRAME 1 1. Using vise, hold split nut (1). 2. Using adjustable wrench, unscrew and slide back nut (2). 3. Take off both halves of split nut (1). 4. Take off chain (3), thimble (4), and nut (2) from cable (5). END OF TASK 19-50