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 6130-01-113-2145
NSN 5910-00-024-0931
NSN 6645-01-227-2036
NSN 5925-01-171-7090
NSN 2925-01-218-5556
NSN 5999-00-106-5351
NSN 6135-01-441-0402
NSN 6620-00-104-6937
NSN 5996-01-406-5785
NSN 4140-01-476-1403
NSN 6145-01-277-5367
NSN 6220-01-321-8488