V-T-295E

USA military technical standard for nylon thread

I Twisted multiple cord, soft finish
II Twisted multiple cord, bonded finish
III Monocord, bonded finish
IV Hand-sewing twist, waxed finish
V Buttonhole twist, hand-sewing (waxed)
VI Tailoring, twisted multiple cord, soft finish
VII Quilting thread, coreless cocoon bobbins and top thread, twisted multiple cord, soft finish
Class A General Purpose
Class B Nonwicking Type I Only