- Power, Lightning, Control & Communication and Instrumentation circuits in surface ships and submarines.
- Used in fuel and lubrication oils, hydraulic fluids and water surfaces.
- Ship systems & equipments and weapon systems & equipments.

| Part Number | Number of Cores and mm2 Per Conductor |
Outer Diameter in mm approx. |
Copper Index Kg/Km |
Total Weight Kg/Km approx. |
|---|---|---|---|---|
| 521-6971 | 1P x 0.35 | 7 | 6 | 70 |
| 521-6995 | 2P x 0.35 | 9.6 | 12 | 134 |
| 521-6996 | 3P x 0.35 | 10.2 | 18 | 160 |
| 521-6997 | 5P x 0.35 | 12.1 | 30 | 241 |
| 521-6998 | 11P x 0.35 | 17.3 | 67 | 446 |
| 521-6999 | 25P x 0.35 | 23 | 152 | 854 |
| 521-6974 | 1T x 0.35 | 7.3 | 9 | 78 |
| 521-7001 | 2T x 0.35 | 11.9 | 18 | 155 |
| 521-7002 | 3T x 0.35 | 12.2 | 27 | 189 |
| 521-7003 | 4T x 0.35 | 13.4 | 37 | 243 |
| 521-7004 | 7T x 0.35 | 15.8 | 64 | 361 |