No other part numbers with same form, fit, and function found.
A item specifically designed to automatically/manually maintain outlet pressure in a divers helmet/breathing apparatus. It is designed for use with breathing gasses.
NSN 6650-00-607-1351
NSN 5930-01-113-6839
NSN 5965-01-307-8301
NSN 5998-00-491-8291
NSN 5960-00-806-5614
NSN 6620-01-569-4621
NSN 7035-01-654-6660
NSN 5950-01-303-4768
NSN 4140-01-383-0370
NSN 5935-01-042-3185
NSN 4140-01-034-9806
NSN 4140-01-456-5685