| Узел | Модель |
| (10) - DEPTH CONTROL ASSEMBLY, EXTERNAL | (DOT 17) - CASE DISK HARROW (1/79-12/80) |
| (11A) - DEPTH CONTROL ASSEMBLY, INTERNAL | (DOT 17) - CASE DISK HARROW (1/79-12/80) |
| (18) - DEPTH CONTROL ASSEMBLY, EXTERNAL | (DOT 23) - CASE DISK HARROW (1/79-12/80) |
| (19A) - DEPTH CONTROL ASSEMBLY, INTERNAL | (DOT 23) - CASE DISK HARROW (1/79-12/80) |
| (026) - DEPTH CONTROL ASSEMBLY - EXTERNAL | (RP) - CASE DISK HARROW (1/83-12/98) |
| (028) - DEPTH CONTROL ASSEMBLY - INTERNAL | (RP) - CASE DISK HARROW (1/83-12/98) |
| (026) - DEPTH CONTROL ASSEMBLY - EXTERNAL | (RPW) - CASE DISK HARROW (1/75-12/83) |
| (028) - DEPTH CONTROL ASSEMBLY - INTERNAL | (RPW) - CASE DISK HARROW (1/75-12/83) |
| (044) - DEPTH CONTROL ASSEMBLY, 11 AND 14 FOOT (3.4 AND 4.3 M) | (DOT B) - CASE HARROW (1/79-12/82) |
| (046) - DEPTH CONTROL ASSEMBLY, 17, 20 AND 23 FOOT (5.2, 6.1 AND 7.0 M) | (DOT B) - CASE HARROW (1/79-12/82) |
| (048) - DEPTH CONTROL ASSEMBLY, 25, 28 AND 31 FOOT (7.6, 8.5 AND 9.5 M) | (DOT B) - CASE HARROW (1/79-12/82) |