Seafirst Marine Hydraulic Steering Systems
AVAILABLE EXCLUSIVELY FROM SEABOARD MARINE
"MarineTough" Hydraulic Steering Cylinders
 
Model Bore
(nominal)
inch
Stroke
inch
Displacement
or Volume
(cu in)
TYPICAL APPLICATIONS
HC 125 B-7C 1-1/4 7 6.5 EXACT Hynautic K-51 Fit with 30% less turns
HC 150 B-5 1-1/2 5 7.3 WAGNER N-40-120 or other short stroke Heavy Duty applications / Jet Boats
HC 150 B-7 1-1/2 7 10.2 BoatsHeavy Duty replacement for Teleflex/Seastar HC5318 / BA 150-7
HC 150 B-7C 1-1/2 7 11.4 EXACT Hynautic K-51 Fit
HC 150 B-9 1-1/2 9 13.1 Heavy Duty replacement for Hynautic K1-B, Teleflex HC 5369 / BA 150-9
HC 175 B-7C 1-3/4 7 13.8 Compact HD 1.75" Bore cylinder-HD Replacement for Teleflex HC 5319 / BA175-7
HC 200 B-7 2 7 16 Heavy Duty replacement for Teleflex / Seastar BA 200-7 or Jastram B 200-7
HC 200 B-9 2 9 20.5 Heavy Duty replacement for Hynautic K3-B, Teleflex / Seastar HC5802 or Jastram B 200-9
HC 200 B-11 2 11 25.1 Heavy Duty replacement for Teleflex BA 200-11, Jastram B 200-12 or upgrade for Hynautic K-31
HC 250 B-9 2-1/2 9 36.6 Heavy Duty replacement for Hynautic K4 or K8
HC 250 B-11 2-1/2 11 44.8 Heavy Duty Brass & Stainless replacement for Teleflex (steel HC 0328)
 
 

OVERVIEW

INBOARD CYLINDER
  HC 125 B-7C
  HC 150 B-5
  HC 150 B-7
  HC 150 B-7C
  HC 150 B-9
  HC 175 B-7C
  HC 200 B-7
  HC 200 B-9
  HC 200 B-11
  HC 250 B-9
  HC 250 B-11
INBOARD CYLINDER CROSS REFERENCE
POWER STEERING UNIT
RUDDER ANGLE INDICATOR
SHP SERIES HELM PUMP
OIL PUMP & POWER PACK
TYPICAL ORIENTATION EXAMPLES
DOWNLOADS
 
For more information on Seafirst Products
contact: tony@SBMar.com