$40.00Original price was: $40.00.$20.00Current price is: $20.00.
COOLING COILS, AIR, DUCT TYPE AND GRAVITY TYPE, NAVAL SHIPBOARD ENVIRONMENTAL CONTROL SYSTEMS (SUPERSEDING MIL-C-2939E)(S/S BY MIL-PRF-2939G) standard by Military Specifications and Standards, 12/31/1990
