| Узел | Модель |
| (60) - P-80 LINE-LAYER HYDRAULIC LINES | (L55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (08) - HYD SYS PROPULSION CIRCUIT, OIL COOLER CIRCUIT, TANDEM PUMP CIRCUIT (UP TO S/N 1107194) | (N63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (60) - P-80 LINE-LAYER HYDRAULIC LINES | (P55) - DAVIS FLEETLINE 70+4 TRENCHER (1/70-12/79) |
| (08) - HYD SYS PROPULSION CIRCUIT, OIL COOLER CIRCUIT, TANDEM PUMP CIRCUIT (UP TO S/N 1107194) | (P63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/88) |
| (08) - HYD SYS PROPULSION CIRCUIT, OIL COOLER CIRCUIT, TANDEM PUMP CIRCUIT (UP TO S/N 1107194) | (T63) - DAVIS MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (8-044) - BACKHOE HYDRAULIC CIRCUIT, COOLING SYSTEM, HOSE CONNECTION ON EACH END OF COOLER, IF USED | (850D) - CASE LONG TRACK CRAWLER TRACTOR (1/85-12/94) |
| (8-044) - BACKHOE HYDRAULIC CIRCUIT, COOLING SYSTEM, HOSE CONNECTION ON EACH END OF COOLER, IF USED | (855D) - CASE LONG TRACK CRAWLER TRACTOR (1/85-12/94) |
| (086) - HYDROSTATIC PROPULSION SUCTION AND DRAIN CIRCUIT, USED ON 30+4 SERIAL NUMBER 4790 TO 5210 | (P60) - DAVIS FLEETLINE 30+4 TRENCHER (1/70-12/88) |
| (1-30) - PROPULSION HYDRAULIC SYSTEM | (CASE) - SERIES-B MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (2-22) - TRENCHER DRIVE HYDRAULIC SYSTEM (WITH HYDRA-BORER) | (CASE) - SERIES-B MINI-SNEAKER CABLE LAYER (1/78-12/86) |
| (6-06) - HYRDA-BORER HYDRAULIC SYSTEM (WITH TRENCHER) | (CASE) - SERIES-B MINI-SNEAKER CABLE LAYER (1/78-12/86) |