MIL-DTL-24643/18 (LSMSCU, LSMSCA, LSMSCS)
The M24643/18 cable is a low-smoke, zero-halogen shipboard cable suitable for watertight and non-flexing service. This Mil-Spec cable features multiple stranded bare copper conductors, Silicone Rubber/Glass Braid/Braid covering insulation, and an LSZH cross-linked Polyolefin jacket. The shielded version features a double tinned copper braid shield and the armored version features braided aluminum armor. This cable is suitable for use in power supply, lighting, and weapon control system applications that do not exceed 1000V. The Mil-DTL-24643 Mil-Spec covers cables suitable for use in power supply, lighting, control, communications, instrumentation, and electronic applications.
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MIL-DTL-24643/18 (LSMSCU, LSMSCA, LSMSCS) Mil-Spec Shipboard Cable Specifications
M24643/18 Construction:
- Conductor: Stranded bare copper (Class B stranding per ASTM B8)
- Insulation: Extruded Silicone Rubber/Glass Braid/Braid Covering
- Parts 3, 4, 9, 14, 23:
- Parts 50, 75, 100, 150, 200: Silicone rubber glass tape
- Jacket: Low-Smoke, Zero-Halogen (LSZH) Cross-Linked Polyolefin (XLPO) (with surface marking)
- Shield (LSMSCS only): Overall Double Braid Shield, Tinned Copper
- Conforms to the surface transfer impedance and EMP response time requirements
- Armor (LSMSCA only): Braided aluminum
M24643/18 Ratings and Approvals:
- Mil-Spec:
- MIL-DTL-24643
- MIL-I-45208A
- MIL-STD-790
- Navy Shipboard Spec:
- LSMSCU (unarmored/unshielded)
- LSMSCA (armored)
- LSMSCS (shielded)
- Voltage Rating: 1000V
M24643/18 Features and Benefits:
- Watertight for mission-critical environments.
- Meets the 1-hour fire electrical circuit integrity requirements.
- Thermoset system for advanced mechanical fortification.
- LSZH system maintains circuit integrity due to minimal smoke generation, acid gas, and toxicity.