Blade housing diagram
Part #2X54
The manufacturer no longer makes this part, and there's no substitute part
Part #20613
Replaced by #420613MA
Drive assembly diagram
Part #1X20
Replaced by #1X20MA
Part #10851Z
Replaced by #10851ZMA
Blade housing diagram
Part #20551
Replaced by #492574MA
Part #30X20
Replaced by #703312
Top half diagram
Part #20697
Replaced by #20697MA
Top half diagram
Part #1X74
Replaced by #1X74MA
Part #15X43
Replaced by #703164
Part #1X45
Replaced by #703822