Subgroup
| Subgroup | Description | Note |
|---|---|---|
| 001 | RADIATOR | ---- |
| Sa catalog | Description | Note |
| 17402 | RADIATOR SHUTTER, ROLL-TYPE | Codes: 441/473/542 Codes: M73 |
| 19494 | ADDITIONAL GENERATOR | Codes: 117/446 Codes: M28/M46/M47 |
| 24399 | RADIATOR WITH EXPANSION CAPACITY INCREASED | Codes: H12/H14/H80/K02/M50/M51/Z02/Z12 |