42 CFR §84.76
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
- (a)Facepieces shall be designed and constructed to provide adequate vision which is not distorted by the eyepiece.
- (b)All eyepieces shall be designed and constructed to be impact and penetration resistant. Federal Specification, Mask, Air Line: and Respirator, Air Filtering, Industrial, GGG-M-125d, October 11, 1965 with interim amendment-1, July 30, 1969, is an example of an appropriate standard for determining impact and penetration resistance. Copies of GGG-M-125d may be obtained from the NIOSH, National Personal Protective Technology Laboratory, P.O. Box 18070, 626 Cochrans Mill Road, Pittsburgh, PA 15236.