Breathing valve with by-pass hose, meets niosh approval for intrinsically safe apparatus
No other part numbers with same form, fit, and function found.
NSN 6645-01-089-6459
NSN 5945-01-163-0688
NSN 5925-01-432-2731
NSN 5996-00-932-5301
NSN 4140-01-278-6709
NSN 6240-01-422-1878
NSN 6135-01-386-5709
NSN 5975-00-816-6119
NSN 5895-00-904-7839
NSN 5925-01-447-1638
NSN 5945-01-088-8605
NSN 5895-01-514-8369