- # of Conductors: 1
- Armor Type: NONE
- Coax Construction: COAXIAL
- Color: BLACK
- Conductor Diameter: N/A
- Conductor Metal: TINNED COPPER
- Conductor Shielding Type: UNSHIELDED
- Conductor Type: STRANDED
- Gauge Size: 20
- Impedence: 50 OHMS
- Insulation Material: PE
- Jacket Material: PVC
- Manufacturer: Alpha Wire
- Overall Shielding Type: TINNED COPPER BRAID
- Stranding: 19
- Temperature: NOT SPECIFIED
RG-58C/U was used in "thin" Ethernet for maximum segment length.