Includes railroad gates; flasher lights; block signals
Includes oxygen pressure signals and warning devices; such as air pressure warning signals, aircraft crew warning signals, altitude warning signals, alarm controls, audible landing gear alarms
Includes anti-intrusion alarm systems; foghorns; gongs; chimes; bells; burglar alarm systems; fire alarms; police alarm systems; sounding devices; manual gas alarms; landing wands; security inspection systems
NSN 5905-00-556-3744
NSN 6240-00-461-1451
NSN 2805-00-701-1092
NSN 5340-01-440-9711
NSN 4920-01-417-9099
NSN 3120-00-701-2965
NSN 5330-00-641-1835
NSN 5998-01-100-7306
NSN 4920-00-980-2593
NSN 5910-01-132-8003
NSN 4010-00-369-8115
NSN 1560-01-125-2916
NSN 5330-01-435-0442
NSN 4310-00-212-9594
NSN 5985-01-106-9969
NSN 5310-01-553-6879
NSN 4710-01-389-9647
NSN 5340-00-067-6602
NSN 2940-00-825-4397
NSN 5950-01-158-5412
NSN 7310-01-177-4762
NSN 5320-01-497-0227
NSN 5310-00-655-6151
NSN 5305-01-500-1647