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The 3M 7100100361 is a yellow, thin-wall heat shrink tubing supplied on a 200-foot bulk spool, sold by the foot with a 600-foot minimum order quantity. Based on the FP-301 series, this tubing delivers a balanced combination of electrical insulation, physical durability, and chemical resistance suited for wire bundling, splicing protection, and insulation in industrial and military-grade wiring applications. The 3/8-inch diameter size makes it a practical choice for mid-range conductor and connector protection tasks handled by licensed electricians and wire harness technicians.
This tubing is applied across a broad range of industrial and military wiring scenarios where reliable insulation and environmental protection are required. Common uses include protecting wire splices, covering terminal connections, and bundling cable runs in control panels, equipment enclosures, and field wiring assemblies. Its thin-wall construction allows for efficient recovery over standard conductors and terminals without adding significant bulk to the finished assembly.
Designed as a general-purpose heat shrink sleeving solution for industrial and military wiring assemblies requiring thin-wall insulation at the 3/8-inch diameter range.
Installation is typically performed by licensed electricians or wire harness assemblers working in compliance with applicable NEC guidelines. Power down and de-energize all circuits before applying heat shrink tubing to any live wiring. Use a calibrated heat gun set to the appropriate recovery temperature for FP-301 material and apply heat evenly around the tubing to achieve full, uniform shrinkage. Do not use an open flame as a heat source, as uneven heat can damage the tubing or surrounding insulation.
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