Blue, 5-strap, papr, niosh/msha, meets ansi/ul 913 standard for intrinsically safe apparatus
NSN 5999-00-222-8606
NSN 5915-00-383-1471
NSN 5985-00-686-2313
NSN 5915-01-515-5365
NSN 5935-01-104-4950
NSN 5985-00-119-1896
NSN 5960-01-539-1956
NSN 6130-01-225-7623
NSN 5915-00-560-6011
NSN 6150-01-318-4126
NSN 5985-00-339-2318
NSN 2925-00-149-0760