Apollo 15 lunar surface + lunar rover used OPS beta cloth acrylic John Young Dave Scott

Dave Scott

Mark Vande Hei

and Haise’s own signature and mission-role annotation

individually numbered 291/500

The model is mounted on a display stand

Apollo 15 lunar surface + lunar rover used OPS beta cloth acrylic John Young Dave ScottUSED DURING THREE APOLLO 15 LUNAR EVAS AND A DEEP SPACE EVA EXPOSED TO THE LUNAR ENVIRONMENT FOR MORE THAN 18 HOURS AND DEEP SPACE ENVIRONMENT DURING MANKIND'S FIRST DEEP SPACE EVA PERFORMED BY AL WORDEN. The OPS supplies the EMU with oxygen purge flow and pressure control for certain failure modes of the PLSS or PGA during EVA. In the event of a PLSS failure, the OPS flow is regulated to 3. 7 + 0. 3 psid for 30 minutes to provide breathing oxygen to