20 Person Life Raft, Inflatable, National Stock Number (NSN) 4220-01-505-8727SO; Part Number 65260-103 for use on the MC/HC and AC-130Js. The LRU-33/A is a 20 Person Multi-Place Life Raft (MPLR), NSN ... 20 Person Life Raft, Inflatable, National Stock Number (NSN) 4220-01-505-8727SO; Part Number 65260-103 for use on the MC/HC and AC-130Js. The LRU-33/A is a 20 Person Multi-Place Life Raft (MPLR), NSN 4220-01-505-8727SO, P/N 65260-103, is designed and developed to comply with MIL-PRF-1894F (AS) to provide out-of-water support for up to 20 people forced to abandon aircraft at sea. Each SOF/PR C-130 type aircraft is equipped with up to four (4) LRU-33/A life rafts to accommodate up to 80 people.