With the filter turned off, the automatic filter provides filtration equivalent to a shade of not more than four shades lighter than the fixed filter shade. In the event of electronic failure, the filter will still provide this degree of protection. When the arc is struck, the filter automatically darkens, in 1/500 of a second, as long as the arc is lit. When the arc is extinguished, the filter reverts to the light phase to facilitate weld cleaning.
A loose-fitting, single-aperture mask supported on the head by a headgear or headband. It is designed to protect the wearer's eyes, ears, neck, and head during welding operations. It may be furnished without filter glass and cover glass. Excludes faceshield, industrial.
Classification: Safety headgear, whether or not lined or trimmed, n.E.S.O.I.
NSN 5998-01-142-2088
NSN 6135-01-068-0119
NSN 5895-01-522-5165
NSN 2925-00-105-3907
NSN 5996-00-174-5107
NSN 5855-00-610-4052
NSN 2925-01-299-6967
NSN 5935-01-358-5989
NSN 5915-01-041-8314
NSN 6150-01-032-4556
NSN 5855-01-430-9689
NSN 5985-01-034-7523