Item "O" of the device shown in the illustration is the __________. Illustration MO-0112
Official USCG Answer & Rule Citation
Correct Answer: Option C — spindle nut
Item "O" secures the internal bowl components vertically along the rotating spindle, properly designated as the spindle nut in marine centrifuge assemblies.
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.