Flat Washer,​ 1.​015 X 1.​375 X .​01

Remove both wheels after setting rototiller on blocks by driving out roll pins.
Using hammer and narrow screwdriver drive the screwdriver through the seal and pry out of casting.
Remove circlip from both sides of axle.
Remove old thrust washers and replace with new.
Install new circlips on both sides of axle.
Apply a small amount of gasket sealer to outside of axle seals.
Push seals over axle ends and with an appropriate size piece of pipe and carefully tap into place.
Reinstall wheels using new roll pins to secure to axle.