Form: This specification covers an irradiated@ thermally-stabilized@ modified polyolefin plastic in the form of flexible@ thin-wall@ heat-shrinkable tubing. Application: Primarily for use as a flexible@ electrical insulation tubing whose diameter can be reduced to a predetermined size by heating to 120??(250?? or higher. This tubing is stable under the following conditions: -55??(-65?? to 135??(275?? Continuous -55??(-65?? to 150??(300?? 2000 hr -55??(-65?? to 175??(350?? 336 hr -55??(-65?? to 200??(390?? 48 hr -55??(-65?? to 250??(480?? 8 hr -55??(-65?? to 300??(570?? 2 hr For flame-retardant@ opaque tubing@ refer to AMS 3636.