SeaStar Solutions Catalog

74 ® APPLICATION GUIDE: HYNAUTIC 3-LINE INBOARD STEERING TUBING DIAMETERS when distance MAX. FOR REQUIRES from Cylinder to SUGG. VESSEL HELM STEERING CYLINDER farthest Helm is: MAX. AREA SIZES PUMP WHEEL MODEL 40 Feet 40 Feet SUGG. FEET UP TO: MODEL TURNS (2x = 2 cylinders) or Less or More H.P. (meters) PLANING HULLS: 35-50' (11-15m) H-21 or H-25 5.0 HC5350 or HC5356 1/2” 5/8” 450 — 40-50' (10-18m) H-21 or H-25 6.8 HC5351 or HC5357 1/2” 5/8” 750 — 40-50' (10-18m) H-42 4.7 HC5351 or HC5357 1/2” 5/8” 750 — 45-60' (14-18m) H-42 7.4 HC5378 or HC5379 1/2” 5/8” 950 — 45-60' (14-18m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” 950 — 55-65' (17-20m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” 1200 — to 70' (to 21m) H-41 10.8 2x HC5378 or HC5379 1/2” 5/8” 1500 — to 70' (to 21m) H-41 14.2 2x K-8 1/2” 5/8” 1500 — DISPLACEMENT HULLS — TUG BOATS, NET HAULERS: to 30' (6-9m) H-21 or H-25 5.0 HC5350 or HC5356 1/2” 5/8” 200 — 30-35' (6-11m) H-21 or H-25 6.8 HC5351 or HC5357 1/2” 5/8” 250 — 30-35' (6-11m) H-42 4.7 HC5351 or HC5357 1/2” 5/8” 250 — 26-40' (8-12m) H-42 7.4 HC5378 or HC5379 1/2” 5/8” 400 — 26-40' (8-12m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” 400 — 30-45' (9-14m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” 450 — to 50' (to 15m) H-41 10.8 2x HC5378 or HC5379 1/2” 5/8” 500 — to 50' (to 15m) H-41 14.2 2x K-8 1/2” 5/8” 500 — to 50' (to 15m) H-41 20.0 2x K-9 1/2” 5/8” 500 — DISPLACEMENT HULLS — WORK & PLEASURE BOATS: to 40' (9-12m) H-21 or H-25 5.0 HC5350 or HC5356 1/2” 5/8” 300 — 40-45' (12-14m) H-21 or H-25 6.8 HC5351 or HC5357 1/2” 5/8” 350 — 40-45' (12-14m) H-42 4.7 HC5351 or HC5357 1/2” 5/8” 350 — 40-55' (12-17m) H-42 7.4 HC5378 or HC5379 1/2” 5/8” 500 — 40-55' (12-17m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” 500 — 45-65' (14-20m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” 650 — to 75' (to 23m) H-41 10.8 2x HC5378 or HC5379 1/2” 5/8” 750 — to 75' (to 23m) H-41 14.2 2x K-8 1/2” 5/8” 750 — SAILBOATS — SKEG RUDDER: Max. Area to 40' (9-12m) H-21 or H-25 5.0 HC5350 or HC5356 1/2” 5/8” — 9 (.9) 40-45' (12-14m) H-21 or H-25 6.8 HC5351 or HC5357 1/2” 5/8” — 10 (1) 40-45' (12-14m) H-42 4.7 HC5351 or HC5357 1/2” 5/8” — 10 (1) 40-52' (12-16m) H-42 7.4 HC5378 or HC5379 1/2” 5/8” — 17 (1.6) 40-52' (12-16m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” — 17 (1.6) 50-60' (15-18m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” — 18 (1.7) to 65' (to 20m) H-41 10.8 2x HC5378 or HC5379 1/2” 5/8” — 20 (1.9) to 65' (to 20m) H-41 14.2 2x K-8 1/2” 5/8” — 20 (1.9) SAILBOATS — SPADE RUDDER: to 40' (9-12m) H-21 or H-25 5.0 HC5350 or HC5356 1/2” 5/8” — 7 (.6) 40-45' (12-14m) H-21 or H-25 6.8 HC5351 or HC5357 1/2” 5/8” — 8 (.7) 40-45' (12-14m) H-42 4.7 HC5351 or HC5357 1/2” 5/8” — 8 (.7) 35-46' (11-16m) H-42 7.4 HC5378 or HC5379 1/2” 5/8” — 15 (1.4) 35-46' (11-16m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” — 15 (1.4) 40-50' (12-15m) H-41 5.4 HC5378 or HC5379 1/2” 5/8” — 15.5 (1.4) to 60' (to 18m) H-41 10.8 2x HC5378 or HC5379 1/2” 5/8” — 16.5 (1.5) to 60' (to 18m) H-41 14.2 2x K-8 1/2” 5/8” — 16.5 (1.5) HYDRAULIC STEERING - Inboard