135 military-grade heat shrink identification sleeves

These sleeves are military-grade heat shrink identification sleeves designed for aerospace and defense applications, offering high tensile strength, good elongation, low water absorption, and durable markings.

• The description claims ≥14MPa tensile strength
• The description claims ≥500% elongation
• The description claims ≤0.3% water absorption
• The description claims stable after 175°C aging
• The description claims 50 rubs marking durability