The TE Connectivity / Raychem brand part number 100G1121-0.40-6/9-0 is a high-quality, reliable aerospace-grade heat shrink tubing designed for use in demanding applications. This tubing has a nominal recovered ID of 0.40 mm and a recovered wall thickness of 0.09 mm. It is ideal for protecting and insulating wire splices, terminals, and connectors in aerospace and military systems. Trust TE Connectivity / Raychem for top-of-the-line heat shrink tubing solutions.