2 mm thick; electret filter is uniquely constructed of permanently charged rectangular polypropylene fibers which are able to capture airborne particules; 50 per bag; disposable
NSN 6150-01-584-5684
NSN 5910-01-340-0327
NSN 5999-01-297-8616
NSN 5999-01-650-3210
NSN 6220-00-471-4011
NSN 6620-01-412-0938
NSN 5975-01-059-2377
NSN 6240-01-378-8227
NSN 5950-00-485-7361
NSN 4140-00-960-4310
NSN 6220-00-007-9698
NSN 5910-00-334-8756