Yoshi hi and welcome to Ribnet
The Pacific 22s are extremely tough boats and will stand up to commerical use very well. The early 80s P22s are still in use with members on here without any major problems. If you want to read the operators manual it can be found here:
Their is a wealth of information on Ribnet well worth spending a evening using the search facility.
The RN lost a P22 overboard from HMS Lancaster about 2004 time near Poland, is this the one you are thinking about.