good call Cindy....

330.40 does not include the wordage that 320.40 has

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320.40 Boxes and Fittings.
At all points where the armor of AC cable terminates, a fitting shall be provided to protect wires from abrasion, unless the design of the outlet boxes or fittings is such as to afford equivalent protection, and, in addition, an insulating bushing or its equivalent protection shall be provided between the conductors and the armor. The connector or clamp by which the Type AC cable is fastened to boxes or cabinets shall be of such design that the insulating bushing or its equivalent will be visible for inspection. Where change is made from Type AC cable to other cable or raceway wiring methods, a box, fitting, or conduit body shall be installed at junction points as required in

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330.40 Boxes and Fitting.
Fittings used for connecting Type MC cable to boxes, cabinets, or other equipment shall be listed and identified for such use.

Q~am i to assume that insulated throat connectors serve as a connector/red combo in either application???
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