Cylinder
Model
Bore  (nominal) Shaft  (nominal) Stroke Displacement Weight Seafirst Model Number Cylinder Drawing Typical Applications Price
mm inch mm inch mm inch (cc) (cu in) lbs (kg)
HC 125 B-7C 32 1 1/4 16  5/8 178 7 107 6.6 7.4 (3.36) IOC-3217 View Drawing EXACT Hynautic K-51 Replacement with 30% less turns $695
HC 150 B-5 40 1 1/2 20  3/4 127 5 120 7.3 12.0 (5.44) IOC-4020 View Drawing WAGNER N-40-120 or other short stroke Heavy Duty applications / Jet Boats $720
HC 150 B-7 40 1 1/2 20  3/4 178 7 168 10.2 13.3 (6.03) IOC-4021 View Drawing Heavy Duty similar replacement for Teleflex/Seastar HC5318 / BA 150-7 $695
HC 150 B-7C 40 1 1/2 16  5/8 178 7 188 11.4 9.3 (4.22) IOC-4520 View Drawing EXACT “Plug & Play” Hynautic K-51 Replacement $675
HC 150 B-9 40 1 1/2 20  3/4 229 9 215 13.2 14.7 (6.67) IOC-4022 View Drawing Heavy Duty similar replacement for Hynautic K1-B, Teleflex HC 5369 / BA 150-9 $790
HC 175 B-7C 45 1 3/4 20  3/4 178 7 227 13.8 13.6 (6.17) IOC-4520 View Drawing Compact HD 1.75″ Bore cylinder – HD similar Replacement for Teleflex HC 5319 / BA175-7 $840
HC 200 B-7 50 2 25 1 178 7 262 16.0 25.7 (11.66) IOC-5024 View Drawing Heavy Duty similar replacement for Teleflex HC5351  / Seastar BA 200-7 or Jastram B 200-7 (new July 07) $985
HC 200 B-9 50 2 25 1 229 9 337 20.5 29.0 (13.15) IOC-5025 View Drawing Heavy Duty similar replacement for Hynautic K3-B, Teleflex  HC5802HY or Jastram B 200-9 $1,165
HC 200 B-11 50 2 25 1 280 11 411 25.1 31.3 (14.20) IOC-5026 View Drawing Heavy Duty similar replacement for Hynautic K-4, Teleflex HC5378 /  BA 200-11, Jastram B 200-12 or Hynautic K-31 $1,220
HC 250 B-9 63 2 1/2 25 1 229 9 600 36.6 37.8 (17.15) IOC-6325 View Drawing EXTRA Heavy Duty similar replacement for Hynautic K4 or K8 $1,330
HC 250 B-11 63 2 1/2 25 1 280 11 734 44.9 39.8 (18.05) IOC-6326 View Drawing Heavy Duty Brass, Annodized aluminum & Stainless replacement for Teleflex (steel HC 0328) $1,680

 

Hydraulic Steering Cylinder Ram Size Chart & Cross Reference

Cross-reference-Cylinder-Ram-Size-Chart1

Hynautic Steering Cylinder Ram Specifications

Hynautic Cylinder Chart
Hynautic Cylinder Chart

Wagner (Older Style) N-Series Specifications

Wagner (older style) N series cylinders

Wagner (older style) N series cylinders

Wagner N-Series Specifications

Wagner N Series Cylinders