Meets niosh/msha approval for intrinsically safe apparatus, sole source required by statute 6.302; black with extra long hose; interchangeable with a range of supplied-air valves
The portion of a mask, air line; mask, chemical-biological; mask, gas; or other breathing equipment mask that partially or completely encloses the user's face.
NSN 6650-01-493-3660
NSN 5910-00-442-4189
NSN 6135-01-540-9655
NSN 5925-00-386-8702
NSN 6130-01-283-9011
NSN 5905-00-470-2582
NSN 5895-00-853-7206
NSN 5855-01-350-2454
NSN 5998-01-135-4680
NSN 5975-01-253-2452
NSN 6105-00-769-1106
NSN 5990-01-551-9506