42 C.F.R. § 84.173 Harnesses; installation and construction; minimum requirements.
Title 42 - Public Health
(a) Each respirator shall, where necessary, be equipped with a suitable harness designed and constructed to hold the components of the respirator in position against the wearer's body. (b) Harnesses shall be designed and constructed to permit easy removal and replacement of respirator parts, and, where applicable, provide for holding a full facepiece in the ready position when not in use.
Title 42: Public Health
PART 84—APPROVAL OF RESPIRATORY PROTECTIVE DEVICES
Subpart K—Non-Powered Air-Purifying Particulate Respirators
§ 84.173 Harnesses; installation and construction; minimum requirements.