ST921 7.75 oz Class 3 Long Sleeve FR T-shirt with Segmented Reflective Tape – Radians


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  • 7.75 oz Jersey Knit FR Modacrylic
  • 2″ segmented FR reflective tape
  • Left chest pocket
  • Rib knit cuffs
  • Dual hazard AR/FR
  • NFPA 70E CAT 2
  • ASTM F1506
  • 9.6 Cal ATPV
  • Meets ANSI 107:2020 – Class 3, Type R
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ST921-M - M
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ST921-L - L
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ST921-XL - XL
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ST921-2X - 2XL
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ST921-3X - 3XL
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ST921-4X - 4XL
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Radians ST921 is a flame-resistant Class 3 long sleeve T-shirt. This garment is engineered to protect workers from electric arc flashes and flash fire hazards frequently found in the electric utility, oil, petrochemical, and construction industries. It features 2” segmented FR reflective tape which enhances mobility and breathability and has rib knit cuffs. This CAT 2 workwear meets the ANSI 107:2020 and ASTM F1506 standards providing FR and high visibility protection to stay safe at dangerous job sites.

Additional information

MpnST921-M, ST921-L, ST921-XL, ST921-2X, ST921-3X, ST921-4X



M, L, XL, 2XL, 3XL, 4XL


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