F321MS/1 BK032 — 3:1 Heat Shrink Tubing from Alpha

Alpha F321MS/1 BK032 is a black dual-wall flexible thick-wall polyolefin heat shrink tubing designed for reliable performance in temperatures from -55C to 125C. It meets AMS DTL-23053_4 Class 3, CSA 198, UL 224, UL VW-1, RoHS, and CA Prop 65 standards. Perfect for aerospace, military, and industrial applications requiring durable insulation and environmental protection.