Part #STD533107
The manufacturer no longer makes this part, and there's no substitute part
Part #15X79
Replaced by #703409
Part #20613
Replaced by #420613MA
Part #15X88Z
The manufacturer no longer makes this part, and there's no substitute part
Top half diagram
Part #17X102
Replaced by #703128
Part #15X85
Replaced by #703333
Top half diagram
Part #STD551025
Replaced by #STD551025
Lower half diagram
Part #20715
Replaced by #37X51MA
Blade housing diagram
Part #20551
Replaced by #492574MA
Lower half diagram
Part #10851Z
Replaced by #10851ZMA