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What is suffix TW, and can it be used for L frame breakers?

Looking for metric terminal nuts for L frame breakers.

Product Line:
Powerpact Breakers

Powerpact L frame breaker

The suffix TW is for metric terminal nuts. It is standard on the L frame breaker with bus bar connection, so there is no need to include a suffix in the part number.  The replacement terminal nut kit is S36967.
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