Shop replacement repair parts for MTD Lawn Mower model 12A-539D190

Blade support

Screw, 1/4-20 x .5

Blade retaining bolt

Lawn mower blade adapter. If the lawn mower's blade isn't engaging properly, the blade adapter may be stripped. If the blade adapter is stripped, replace it.

Carriage bolt, 5/16 inch

Washer, .340 x .872 x .060

Lever and knob assembly

Hinge pin for mulch door

Hex head screw, 1/4-14 x .0625

Body-throttle

Extension spring

Pin:cot:.072 dia. 1.13 lg

Lever-throttle

Cable-control

Screw-shoulder