Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
Vincent is correct – P was for pursuit. In a half hearted defense of S Rex, the Navy (where he served) did use a code for the manufacturer in the designation but not in the first character. Hence the TBF Avenger and the TBM Avenger – the same plane, but the first built by Grumman, the second by General Motors.
