Back Figure 4-4. Air lock assembly, removal and replacement (sheet 1 of 7 ) | Up TM-10-5410-223-14-1 Shelter Multi Purpose Medical Unit Self-Contained Transportable (MUST); (Brunswick Model CW1) NSN 5410-00-809-6634 Manual | Next Figure 4-4. Air lock assembly, removal and replacement (sheet 3 of 7 ) |