Possible Clues:

• Sentence for young man hiding upstart with float
• No sin, King, with this around (8)
• Device to keep drowning person afloat
• It is thrown to swimmer to keep him afloat
• Rescue float
• Sea rescue aid
• For the afterlife, it sounds as if he will keep you up to it
• Sentence lad read out as support to one who's gone overboard
• Main aid for salvation
• Rescue ring for swimmer in difficulty