Arc Flash Wear

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DRIFIRE® FR/AR Dungaree Pant

Premium Dual-Hazard FR/AR Protection: Arc Flash, Flash Fire, Breathable. Westex UltraSoft® FR Cotton Blend 8.5oz/288gsm - 10.7 CAL.

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Since 1935, National Safety Apparel has been a leader in delivering advanced safety solutions for workers in high heat and industrial environments. NSA's extensive range of USA-made PPE includes protective workwear for workers facing extreme heat, arc flash, flash fire, molten metal, cut and abrasion hazards. Whether in foundries, mills or industrial manufacturing, NSA solutions are designed to safeguard workers in the toughest environments.

DRIFIRE® high-performance FR/AR work wear is built for those who demand both comfort and protection in tough environments. With innovative designs and advanced fabric technology, DRIFIRE® workwear works as hard as you do.

The same technology that keeps American troops safe abroad protects workers around the globe, helping workers to perform the most hazardous tasks with confidence. DRIFIRE® is mission-driven and performance-obsessed, delivering workwear that supports workers every step of the way.

APPLICATION: Arc Flash, Flash Fire, High-Risk Industrial Environments.

Westex® UltraSoft® Basketweave (8.5oz / 288gsm)

Westex (by Milliken) offer an extensive portfolio of FR/AR fabrics that include various types of fibres, yarns and FR technologies. They guarantee all of their fabric lines to be flame resistant for the life of the garment. Westex's team of engineers use state-of-the-art equipment, advanced proprietary processes and patented technologies to deliver the best possible FR/AR fabrics in the marketplace. They are an industry leader, with their fabrics worn by thousands of workers worldwide, backed by 150 years of Milliken innovation.

Westex UltraSoft® fabric, has a strong reputation for providing an excellent balance of protection, comfort and value. Westex UltraSoft® was first introduced nearly two decades ago and today is specified by name by thousands of end users globally.

Thermal Protective Performance (TPP)

  • Arc Thermal Performance Value (ATPV)
  • NFPA 70E Compliance
  • Flash Fire Protection
  • Material Composition
  • Fabric Weight
  • Flame Resistance Guaranteed
  • 10.7 cal/cm2
  • Meets PPE Category 2 requirements
  • Certified to NFPA 2112 with a body burn percentage of 10.4%
  • Durable FR Cotton (88%) High-Tenacity Nylon (12%)
  • 8.5oz / 288gsm
  • Engineered for lifetime flame resistance that will not wash out during home or industrial laundering

View more NSA FR/AR Work Pant Apparel by downloading the NSA 2026 Catalogue (Refer pages 21 to 23).

Description: The DRIFIRE® FR/AR Dungaree Pant gives you a professional appearance while still remaining functional and offering lightweight comfort. With a generous fit, large leg openings and 8 pockets and 2 knife straps - you'll want a pair in both colours. 

  • NFPA 70E for Arc Flash, UL Certified to NFPA 2112 for Flash Fire, ASTM F1506 for Arc Flash, CSA Z462 for Arc Flash (Canada), OSHA 1910.269.
  • Fabric – Westex UltraSoft® FR Cotton blend.
  • Fabric Weight - 8.5oz / 288gsm.
  • ATPV - 10.7 cal/cm2 PPE CAT 2.
  • Colours – Navy | Olive Green.
  • Product numbers:
  • PNTB2SD_ _X_ _ (Navy)
    PNTB1SD_ _X_ _ (Olive Green)
  • Comfortable Roomy Fit: Generous fit in the seat and thighs for easy movement and all-day comfort.
  • Ample Storage: Equipped with 8 pockets and 2 knife straps to keep tools and essentials within reach.
  • Convenient Phone Storage: Pockets are designed to securely hold two large phones or other smaller devices.
  • Boot-Friendly Design: Relaxed fit with wider leg openings for easy donning and doffing.
  • Front Slant Pockets: Allow for easy access.
  • Sizes: Waist 30" - 44" | Inseam 30" - 36".
  • MOQ - 10 units (across different sizes to reach MOQ).
  • Read the garment label and launder per instructions on garment label.
  • Machine wash warm on maximum 60°C (140°F). Use mild detergent. Tumble dry on medium setting.
  • DO NOT iron, use chlorine bleach, hydrogen peroxide, fabric softener or starch.
  • Wash according to the instructions above to remove any contaminants in order to maintain fabric performance when the garment becomes soiled with dirt, grease or oils.
  • If contaminants cannot be removed after laundering, it is best to discontinue use of the garment.