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508 SeaStar Hydraulic Steering

SEASTAR I, II INBOARD HYDRAULIC STEERING

Applications: Features:
Most inboard powered boats with single or dual engines: sin- Compact helm (HH5271-3 or HH5272-3) has only a 4-7/16"
gle engine planing/displacement hull craft from 26-44 feet; footprint – needs only 3" dash hole (Tilt requires larger hole).
dual engine planing hull craft from 26-50 feet; dual engine dis- Standard 3/4" tapered steering shaft.
placement hull & sail craft from 26-44 feet. Suitable for dual Easy installation on single or dual rudders.
station use with purchase of extra hardware. Cylinders supplied with bleeder fittings.
Regular duty aluminum or heavy duty brass cylinders.
Two-axis articulation.
Meets A.B.Y.C. standards.
Meets N.M.M.A. certification requirements.
How to Spec a System: Accepts steering wheels to 28" (20" for Tilt)
From the application guide select the System Number appro-
priate for the vessel based on:
a) hull type – displacement or planing; HC53__
b) length of vessel; (ATM OR TM)
c) number of rudders; and ATM=Aluminum,
d) usage of vessel TM=Brass

Complete Systems:
System components sold separately. See application and
ordering guides to select appropriate components.

I/B Engine Cylinders HC5318/HC5319
Brass & Aluminum TM Brass Cylinders
Trunnion Mount
*at mid stroke
24.5"
HC5312/HC5313-3/HC5314 7.88" 17.5" *21" 2.5"
ATM Aluminum Cylinders 1.59"
1.48"
3.75"
7" 5"
1.63"
*at mid stroke 3" 7/16" dia.
23.5"
*20" .63" Hole
6.5" 16.5" .5" dia 1.7" Body Diameter Shaft Diameter
13.6"
hole
3.12"
SEASTAR HYDRAULIC STEERING
1.3" 2.25"
CYLINDER DIMENSIONS
7"
Cylinder Part Body Shaft
3.5" 2.25"
1" Model No. Stroke Diameter Diameter
2.34" BA150-7TM HC5318 7" 1.75" .63"
1.3" Body Diameter Shaft Diameter .63" BA175-7TM HC5319 7" 2.00" .75"
FIG 6564
CYLINDERS
CYLINDER DIMENSIONS No. Each Description
Cylinder Part Body Shaft HC5312-3 $622.75 I/B Aluminum Cylinder BA-125-7ATM
Model No. Stroke Diameter Diameter HC5313-3 642.30 I/B Aluminum Cylinder BA-135-7ATM
BA125-7ATM HC5312 7" 1.38" .50" HC5314-3 664.45 I/B Aluminum Cylinder BA-150-7ATM
BA135-7ATM HC5313-3 7" 1.50" .63" HC5318 1024.05 I/B Brass Cylinder BA-150-7TM
BA150-7ATM HC5314 7" 1.75" .63"
HC5319 1190.40 I/B Brass Cylinder BA-175-7TM
SEAL KITS & ADAPTER
No. Each Description
HS5154 $46.20 Seal Kit for HC5312 (125EM, MV, BJ)
SEASTAR CYLINDER CHART HS5155 46.20 Seal Kit for HC5313 (125EM, MV, BJ)
Bore Cubic Inch
No. Diameter Stroke Displacement HS5156 46.90 Seal Kit for HC5314 (125EM, MV, BJ)
HC5312-3 1.25" 7" 7.2 HS5182 60.80 Seal Kit for HC5318 (150-7BA, TM)
HC5313-3 1.375" 7" 8.3 HS5183 67.30 Seal Kit for HC5319 (175-7BA, TM)
HC5314-3 1.50" 7" 10.2 HA5425 – BJ to ATM Mounting Foot Adapter
HC5318 1.50" 7" 10.2 HF6002 67.95 Fitting Kit for HC5312, HC5313, HC5314
HC5319 1.75" 7" 13.7 HP6025 122.05 Gland Kit for HC5313, HC5314
WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov