Cover Lens, 100% Polycarbonate, Jackson, Inside Cover Lens, 5-1/4 in x 4-1/2 in ORS NASCO and brazing applications|Ensures pressure-tight connections

Cover Lens, 100% Polycarbonate, Jackson, Inside Cover Lens, 5 1 4 in x 4 1 2 in ORS NASCO and brazing applications Ensures pressure tight connections and brazing applications Ensures pressure tight connections made in seconds Built in automatic reset check valves prevent reverse flow of gas by cutting off the gas under back pressure Oxygen and fuel gas models are not interchangeable in order to prevent wrong connections Color coded for fast making them ideal in dry and slightly oily environments Darker liner helps extend wear life by masking dirt ZONZ™ Comfort Fit Technology relieves tension and delivers a tailored feel Dermatest® approved for skin friendliness