MIL-F-151E, MILITARY SPECIFICATION: FANS, CIRCULATING, CEILING, REFRIGERATED SPACE (05-AUG-1968) [S/S BY MIL-DTL-151F]

MIL-F-151E, MILITARY SPECIFICATION: FANS, CIRCULATING, CEILING, REFRIGERATED SPACE (05-AUG-1968) [S/S BY MIL-DTL-151F]., INACTIVE FOR NEW DESIGN AFTER 4 APRIL 1998. This specification covers nonoscillating class HI (High Impact) shockproof fans suitable for ceiling mounting in refrigerated storage space onboard surface ships.