AFTC-5310-6MM-33M is a type of heat shrink tubing made by the company Advanced Flexible Technologies Corporation (AFTC). It is specifically designed to have a 6mm diameter, a 0.6mm wall thickness, a 2:1 shrink ratio, an outside diameter that shrinks to 3mm, and a 33m (108ft) length. The product is made from an irradiated thermoplastic that contains elastomeric outer layers, and is designed for a temperature operating range of -55°C to +125°C. AFTC-5310-6MM-33M has dual-wall construction for added protection, and is flame-retardant and highly resistant to chemicals, water, fuel and abrasion. It is primarily used in the aerospace, marine, telecom, and automotive industries to insulate and protect wire and cable assemblies.