Blade housing diagram
Part #20551
Replaced by #492574MA
Part #STD551031
The manufacturer no longer makes this part, and there's no substitute part
Lower half diagram
Part #10851Z
Replaced by #10851ZMA
Part #15X79
Replaced by #703409
Top half diagram
Part #17X102
Replaced by #703128
Top half diagram
Part #STD551025
The manufacturer no longer makes this part, and there's no substitute part
Lower half diagram
Part #133X3
Replaced by #90594MA
#NI
All parts diagram
Part #32618
Replaced by #32618MA
Part #23475
The manufacturer no longer makes this part, and there's no substitute part
Blade housing diagram
Part #21886Z
The manufacturer no longer makes this part, and there's no substitute part