Breathing valve with by-pass hose, meets niosh/msha approval for intrinsically safe apparatus
No other part numbers with same form, fit, and function found.
NSN 5950-01-543-4195
NSN 6645-00-143-1567
NSN 6135-00-228-8140
NSN 5910-00-864-5465
NSN 2925-00-238-1668
NSN 5996-01-430-7180
NSN 5910-00-951-9653
NSN 5975-01-284-7047
NSN 6620-01-627-0478
NSN 6135-00-235-1938
NSN 5835-01-452-7081
NSN 5910-01-442-3164