Nomex® & Kevlar® Technical Information
Both Kevlar and Nomex are available in filament or spun threads. John Howard Company can recommend the proper thread type and size for any end use. Our thread is approved by the Federal Government to supply Kevlar under Federal Specifications A-A-55220 (Filament) and A-A-55195 (Spun), Nomex under A-A-50195 (Filament) and A-A-55217 (Spun). |
Twisted Multifilament Nomex® A-A-50195 |
Tex |
Min. yards/pound |
Min. Breaking Strength |
40 |
9,000 |
3 lbs. |
60 |
6,000 |
5 |
80 |
4,500 |
6 |
120 |
3,000 |
10 |
180 |
2,000 |
15 |
240 |
1,500 |
20 |
300 |
1,200 |
25 |
350 |
1,000 |
30 |
450 |
850 |
35 |