Air line pressure-demand hood type; niosh approval tc-19c-309
No other part numbers with same form, fit, and function found.
NSN 6150-01-229-5789
NSN 5895-00-232-1314
NSN 6650-01-653-7714
NSN 2925-01-577-9269
NSN 6645-01-558-5057
NSN 5965-01-155-8766
NSN 6150-01-153-2796
NSN 5925-00-556-3601
NSN 6150-00-889-5264
NSN 5855-01-125-4768
NSN 6110-00-663-4054
NSN 2925-01-453-1606