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 6610-00-437-5681
NSN 5905-01-604-0709
NSN 6145-01-089-9879
NSN 6320-01-333-5782
NSN 6130-01-449-0458
NSN 6620-01-352-5640
NSN 6645-01-258-6188
NSN 6105-01-612-5714
NSN 5950-00-495-9504
NSN 6240-01-315-4463
NSN 5835-00-493-5105
NSN 6645-00-758-4567