Shear pin. Shear pins are designed to break in half if the auger strikes a hard object to prevent damage to the transmission and engine. If the shear pin is broken, the auger won’t be able to...
Bow Tie Cotter Pin
Carriage Bolt: 5/16-18 x .750"
MTD flange lock nut, 5/16-18.
Self-tapping screw. 5/16-18 inches by .75 inches.
Worm gear inside gearcase, 20 tooth for auger drive
MTD flange bushing
MTD flange lock-nut, 1/4-20.
Extension spring .38 OD x 4.59" Lg.