3M™ Heat Shrink Tubing FP-301 offers durable shrink-fit protection for use in wire-harnessing, split-resistance covering, wire marking, wire bundling, and component packaging. Made of flexible polyolefin, the tubing is self-extinguishing, meets UL 224 All-Tubing Flame Test (except clear), and is ideal for cable splices and terminations to balance electrical and physical, and chemical properties within a variety of industrial and military applications rated up to 600V. The 2:1 shrink ratio tubing is mechanically tough and helps to protect from splits and cold flow while being easily markable. 3M™ Heat Shrink Tubing FP-301 can handle demanding environments within an operating temperature range of -67 .F (-55 .C) to 275 .F (135 .C) and is UL Listed, File E-39100, SAE AS23053/5, Class 1 (all colors), Class 2 (clear), CSA Certified, and RoHS 2011/65/EU Compliant. Features: A VARIETY OF APPLICATIONS: Offers a 2:1 shrink-fit ratio and serves as protection in wire-harnessing, split-resistance covering, wire marking, wire bundling, and component packaging; FLAME-RETARDANT TUBING: For applications up to 600V (clear is not flame retardant); HIGH-STRENGTH PROTECTION: Balances electrical, physical, and chemical properties for various industrial and military applications; FOR DEMANDING CONDITIONS: Performs at an operating temperature up to 275 ±F (135 ±C); KEY SPECIFICATIONS: UL Listed, File E-39100, SAE AS23053/5, Class 1 (all colors), Class 2 (clear), CSA Certified, and RoHS 2011/65/EU Compliant