An air pressure item used on an aircraft air conditioning system to provide a visual warning signal when a filter needs cleaning or changing.
NSN 6105-01-077-5559
NSN 2925-00-071-4197
NSN 5835-00-106-2120
NSN 5855-00-256-5562
NSN 6145-01-128-3085
NSN 5835-01-492-4318
NSN 2925-00-625-4783
NSN 6105-01-056-5258
NSN 6620-01-020-2628
NSN 5990-01-455-2919
NSN 6150-00-890-4365
NSN 6135-01-168-2944