Vodilna cev
Grundversion
| Primerno za serijo | Velikost ventila | Type | Sequence |
|---|---|---|---|
| 21HT.K0Y, 21HT.K0V, 21HF.K0B, 21HF.K0V, 21W-MR | vse | R450603 | 20330001 |
| 21L1, 21L2, 21X | vse | R450811 | 20330003 |
| 21A.K, 21A16K, 21W, 21WA, 21Y, - NC | vse | R450606 | 20330004 |
| 21A.Z, 21A16Z, 21W, 21WA, 21Y, - NO | vse | R450573 | 20330005 |
| 31A, 31A.A-U | vse | R450944 | 20330006 |