Part No.   | 
                          No.of core  | 
                          Nominal cross-sectional area sq.mm   | 
                          No.&dia.of wires No./mm   | 
                          Thickness of insulation mm   | 
                          Thickness of inner sheath mm   | 
                          Diameter of steel wire armour  
                          mm   | 
                          Thick 
                            ness of outer sheath mm   | 
                          Overall diameter (Approx.) 
                          mm  | 
                          Maximum conductor resistance (at 20C) 
                          Ohm/km   | 
                          Minimum insulation resistance 
                              (at 70C) 
                          Ohm/km  | 
                          Cable weight 
        (Approx.) 
        kg/km  | 
                          Stan 
                            dard Length 
        m   |