Standard, blue, 5-strap, papr, niosh/msha, meets ansi/ul 913 standard for intrinsically safe apparatus
NSN 5960-00-517-9359
NSN 5998-00-045-7976
NSN 5945-01-422-6596
NSN 5930-00-167-6271
NSN 6320-01-173-7950
NSN 5915-01-422-4620
NSN 5930-01-400-6126
NSN 6130-00-233-6197
NSN 6145-01-399-3871
NSN 6135-01-594-9930
NSN 6240-01-547-2026
NSN 6145-01-447-6846