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What are the repair parts for a D221N Series E3 General Duty Safety Switch?

What are the replacement parts for a D221N Series E3?
Product Line:
Safety Switch

General Duty Safety Switch
The parts listed here are the only field replaceable parts.
Complete Base assembly - 40560-601-50 (OBSOLETE)
Base assembly mounting screw - 21490-141-82 (2) required
Neutral bonding screw - 40283-355-50
Black handle knob - 220601
Handle knob rivet - 24102-091-02
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