Shop replacement repair parts for Toro Lawn Mower model 22161

Lock nut with nylon insert.

Nylon insert locking nut. Used as part of the shear bolt assembly, as well as other locations within the equipment.

Screw-hh

Screw-pph

Ring-retaining

Lawn mower flywheel key (woodruff key). The flywheel key aligns the flywheel in the correct position on the crankshaft. If the engine stops suddenly due to hitting a hard object, the flywheel key shears in half to prevent damage to the engine. If the flywheel key is broken, the engine won't start.

Washer

Toro lawn mower compression spring.

Knob-arm

Screw-hwh

Nut-lock, ni

Nut-lock

Rope stop retainer

Screw-hwhtf

Washer-plain