Papr, hepa, protection against dusts, fumes and mists having a time weighted average less than 0.05 milligrams per cubic meter, niosh/msha, meets ansi/ul 913 standard for intrinsically safe apparatus
NSN 6130-01-391-7765
NSN 5999-01-110-0202
NSN 5920-00-362-1376
NSN 5925-01-244-8950
NSN 6320-00-098-2858
NSN 5965-01-539-5915
NSN 6220-01-239-1391
NSN 6145-00-789-7736
NSN 5835-01-459-8664
NSN 5935-00-584-0985
NSN 5835-01-414-3258
NSN 5950-01-257-6149