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Military Specifications


Halco offers a comprehensive range of hook and loop fastening materials qualified to U.S. military specification A-A-55126 (Revision C). Our mil-spec hook and loop solutions are available in multiple Types and Classes to meet specific performance requirements, including strength, durability, and environmental resistance.

Whether your application requires Type 1 or Type 2 constructions, Class 1 standard nylon or Class 3 high-performance materials, Halco provides high-quality, traceable fastening solutions supported by technical guidance to ensure compliance with military and defense program requirements.

Military Specification Hook & Loop (A-A-55126)

  • Type I – 6.5 millimeters Woven Hook Fastener Tape
  • Type II – 8.0 millimeters Woven Hook Fastener Tape
  • Type III – Extruded Plastic Hook Fastener Tape, Non-Autoclave
  • Type IV – Extruded Plastic Hook Fastener Tape, Autoclave Resistant
  • Class 1 – 100% Nylon with selvage
  • Class 3 – 100% Polyester with selvage
  • Class 4 – 100% Nylon without selvage
  • Class 5 – 100% Polyester without selvage
  • Class 8 – Laminated Circular Engagement (LCE) Fastener, Back to Back, Nylon, and Polyethylene without selvage.
  • Class 1 – 100% Nylon with selvage
  • Class 3 – 100% Polyester with selvage
  • Class 4 – 100% Nylon without selvage
  • Class 5 – 100% Polyester without selvage
  • Class 6 – 100% Nylon Warp Knit without selvage
  • Class 7 – 100% Nylon Circular Knit without selvage