Key Specifications / Parameters Parameter Description / Value Part Number 24494T001 Product Type Packing kit, coil‑spring loaded Packing Material PTFE (polytetrafluoroethylene) Packing Design Coil spring‑loaded assembly, with spacer to establish height Application Re‑packing the stem passage/stuffing‑box in sliding‑stem valves Intended Benefit Maintains compression of packing under thermal cycles, wear