3M™ Flame Resistant Hook Fastener SJ3419FR is one part of our two-part fastener solution designed to provide great durability for thousands of closures. It's a nylon, woven hook reclosable fastener with 3.8 mm engaged thickness, and is plain backed for sew on applications. It mates with SJ3418FR.
3M™ Flame Resistant Hook Fastener SJ3419FR provides a tailored appearance for garments and fabrics. It provides adjustable closure and is washable and dry cleanable. Preshrunk to ensure maximum dimensional stability and flatness, our fasteners are rigorously tested, making them durable for thousands of closures. They are temperature resistant up to 121 °C and meet F.A.R. 25.853 paragraph (a)(1)(i) 60 second vertical burn test.