Confirms 10x fit factor; meets osha requirements
NSN 6130-00-472-2500
NSN 5945-00-226-8560
NSN 6610-01-606-8788
NSN 2925-01-062-2660
NSN 6220-01-555-8332
NSN 5905-01-634-0595
NSN 6645-01-489-5426
NSN 5910-01-368-8810
NSN 6135-01-508-3784
NSN 5935-01-352-9411
NSN 4140-00-788-6098
NSN 2925-01-299-6967