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Our KS location will be closed until further notice. Please use Live Chat for any inquiries.


FIRE FIGHTER 40 weight is a fire resistant (FR) embroidery thread. It is 100% Aramid which contains Nomex® branded fibers from Dupont®. It was developed for fire and safety, aeronautics, motor sports and other areas where safety standards are specified. It is Oeko-Tex® certified.

Use for... 
Utility workers
Motor Sports
All safety sectors

For best results...
Use a #80/12 needle
Set the density at 4.0/.40

Complete your FR package:
CLICK HERE to order FR bobbins
CLICK HERE to order FR backing

Helpful Tools...
CLICK HERE for an Online Color Chart
CLICK HERE for a Needle Guide
CLICK HERE for a Density Guide

Ships from our Fresno CA, FL, NH, OH, TX and WA offices only.