Inactive 8(a) Sole Source (FAR 19.8)

Mine Safety Appliances (MSA) shock-isolation mounted model X5000 hydrogen sulfide (H2S) Gas Monitors and manufacturer-specific ancillary equipment, including a compatible Fleet-qualified controller, r... Mine Safety Appliances (MSA) shock-isolation mounted model X5000 hydrogen sulfide (H2S) Gas Monitors and manufacturer-specific ancillary equipment, including a compatible Fleet-qualified controller, replacement H2S sensors and printed control board (PCB), test gas samples, and X5000 calibration kit and mounting accessories., as detailed in the attached combined synopsis/solicitation.