Standard, blue, 5-strap, papr, niosh/msha, meets ansi/ul 913 standard for intrinsically safe apparatus
NSN 6220-00-994-5033
NSN 6145-01-463-9205
NSN 5975-01-012-1993
NSN 6645-01-627-8040
NSN 6130-01-528-5552
NSN 5998-01-591-0429
NSN 6130-01-460-0326
NSN 2925-01-502-8863
NSN 5960-00-078-1643
NSN 5990-00-382-5885
NSN 5998-01-379-2371
NSN 6645-01-310-7348