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Clamps, brackets [ and support blocks ] for routing, wiring, tubing and ducting, made of metal

Molded, extruded, and rubber products, namely, spliced extrusions and molded parts consisting of gaskets, seals, window and door seals, grommets, line blocks and plugs for aircraft, missiles, ground vehicles and marine vessels; protective fire shields for protecting and insulating surfaces and components of aircraft, missiles, ground vehicles, and marine vessels from heat, fumes, smoke, and fire; [protective fire shields for use in firefighting, welding,] construction, and ordinance protective coatings; firewall seals and fire resistant molded shapes in the nature of grommets and seals for insulating and sealing doors, thresholds, walls and ceilings and for surfaces and components of aircraft, missiles, ground vehicles, and marine vessels from heat, fumes, smoke, and fire; thermal insulation, thermal insulation panels and fire resistant sealant for use in aircraft, missiles, ground vehicles, marine vessels, and building construction