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National Safety Apparel 55 Cal Tecgen FR Arc Flash Coat, Size: XLarge, Certifications/Compliance: Arc Rating: 55 cal/cm², CAT 4, NFPA 70 E, CSA Z462, ASTM F1506, OSHA 1910.269, Closure Type: FR hook and loop, Navy, Rayon, Modacrylic, OPan, ParaAramid