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SeaStar Technical Information

SEASTAR and BAYSTAR Hydraulic Steering Systems
12-3
Table D: BayStar/SeaStar Cylinders Continued
PART MODEL SHAFT DIA STROKE SEAL VOLUME NOTES
MAKER NUMBER NUMBER IN (mm) IN (mm) KIT CU. IN (cc)
SEASTAR HC5374-3 OUTBOARD CAT FIXED .75 (19.0) 10 (254) KS-06 13.3 (217.9)
SEASTAR HC5340-42 OUTBOARD SLIDE .75 (19.0) 10 (254) HS5157 8.34 (133.2) Discontinued
SEASTAR HC5342 OUTBOARD SLIDE .75 (19.0) 10 (254) HS5157 8.34 (133.2) Replaces HC5340-42
Table F: SeaStar/Capilano Inboard Cylinders (For NEW -3 cylinders see table H.)
PART MODEL BORE DIA SHAFT DIA STROKE SEAL TORQUE VOLUME NOTES
MAKER NUMBER NUMBER IN (mm) IN (mm) IN (mm) KIT IN-LB (Kg-m) CU. IN. (cc)
SEASTAR HC5303 BA125-3ATM 1.25 (31.7) .63 (16.0) 3 (76) HS5154 3.12 (51)
Replaced by HC5303-3
SEASTAR HC5312 & BA125-7ATM 1.25 (31.7) .63 (16.0) 7 (178) HS5154 5025 (57.9) 7.2 (118)
Replaced by HC5312-3
SEASTAR HC5313 BA135-7ATM 1.35 (34.9) .63 (16.0) 7 (178) HS5155 5741 (66.1) 8.3 (136)
Replaced by HC5313-3
SEASTAR HC5314 BA150-7ATM 1.50 (38.1) .63 (16.0) 7 (178) HS5156 7117 (82.0) 10.2 (167)
Replaced by HC5314-3
SEASTAR HC5318 BA150-7TM 1.50 (38.1) .63 (16.0) 7 (178) HS5182 7117 (82.0) 10.2 (167) Brass Cylinder
SEASTAR HC5319 BA175-7TM 1.75 (44.4) .75 (19.0) 7 (178) HS5183 9569 (110.2) 13.7 (225) Brass Cylinder
SEASTAR HC5369 BA150-9TM 1.50 (38.1) .63 (16.0) 9 (229) HS5182 9375 (107.7) 13.1 (215) Brass Cylinder
CAPILANO HC5373 BA175-9TM 1.75 (44.4) .75 (19.0) 9 (229) HS5183 12600 (145.5) 17.7 (290) Brass Cylinder
CAPILANO HC5378 BA200-11TM 2.00 (50.8) 1 (25.4) 11 (279) HS5185 23140 (267.2) 26.0 (426) Brass Cylinder
CAPILANO HC5379 BA200-11TMC 2.00 (50.8) 1 (25.4) 11 (279) HS5185 23140 (267.2) 26.0 (426) Brass Cylinder
Clevis Connection
SEASTAR HC5802 BA200-9TM 2.00 (50.8) 1 (25.4) 9 (229) HS5198 18900 (218.3) 21.25 (345) Brass Cylinder
SEASTAR HC5804 BA200-11TM 2.00 (50.8) 1 (25.4) 11 (279) HS5198 23140 (267.2) 26.0 (426) Brass Cylinder
TECHNICAL INFORMATION
Table G: Hynautic Cylinders
PART MODEL SHAFT DIA STROKE SEAL VOLUME NOTES
MAKER NUMBER NUMBER IN (mm) IN (mm) KIT CU. IN. (cc)
HYNAUTIC K-1 N/A .75 (19.0) 9 (229) KS-11 11.9 (195) Replaced by HC5369
HYNAUTIC K-2 N/A .75 (19.0) 9 (229) KS-12 17.7 (290) Replaced by HC5373
HYNAUTIC K-3 N/A .875 (22.2) 9 (229) KS-13, or KS-17 22.9 (375) Replaced by HC5802
HYNAUTIC K-4 N/A .875 (22.2) 12 (305) KS-13, or KS-17 30.5 (500) Replaced by HC5378
HYNAUTIC K-5 UNBALANCED .875 (22.2) 9 (229) KS-15 15.9 (261)
HYNAUTIC K-6 N/A .875 (22.2) 7.75 (197) KS-19 9 (147)
HYNAUTIC K-8 N/A 1 (25.4) 9.5 (241) KS-09 or KS-18 39.2 (642) Replaced by HC5806
HYNAUTIC K-9 N/A 1 (25.4) 14.5 (168) KS-09 or KS-18 55 (901)
HYNAUTIC K-10 N/A .75 (19.0) 9.5 (241) KS-07 7.5 (123) Replaced by HC53XX
HYNAUTIC K-11 UNBALANCED .75 (19.0) 9 (229) KS-01 11 (117) Replaced by HC5370-3
HYNAUTIC K-12 UNBALANCED .75 (19.0) 7 (178) KS-01 8.6 (141) Replaced by HC5370-3
HYNAUTIC K-13 N/A .75 (19.0) 9 (229) KS-01 11 (117) Replaced by HC5380-3
HYNAUTIC K-14 N/A .75 (19.0) 7 (178) KS-01 8.6 (141) Replaced by HC5380-3
HYNAUTIC K-18 N/A .75 (19.0) 7 (178) KS-02 7 (115) Replaced by HC5322-3
HYNAUTIC K-19 N/A .75 (19.0) 9 (229) KS-02 9 (147) Replaced by HC5323-3
Theoretical torque about pivot point at 35° articulation with 1000 psi
(70 bar) system pressure.
NOTICE
Table E: SeaStar Sterndrive Cylinders (For NEW -3 cylinders see table H.)
PART MODEL BORE DIA SHAFT DIA STROKE SEAL TORQUE VOLUME NOTES
MAKER NUMBER NUMBER IN (mm) IN (mm) IN (mm) KIT IN-LB (Kg-m) CU. IN. (cc)
SEASTAR HC5311 BA125-6.25ATM 1.25 (31.7) 0.63 (16.0) 6.25 (15.9) HS5154 N/A 5.66 (92.7) Obsolete
SEASTAR HC5332 BA135-7EM 1.35 (34.9) .625 (15.9) 7 (178) HS5155 5741 (66.1) 8.3 (135.2)
SEASTAR HC5327 BA135-8EM 1.35 (34.9) .63 (16.0) 8 (203) HS5155 6557 (75.5) 9.5 (155.4) Obsolete
SEASTAR HC5326 BA150-7EM 1.50 (38.1) .625 (15.9) 7 (178) HS5156 8853 (102.0) 8.3 (135.2)
Replaced by HC5326-3
SEASTAR HC5328 125-8EM 1.25 (31.7) .50 (12.7) 8 (203) HS5154 7142 (82.3) 8.3 (135.2)
Replaced by HC5328-3
SEASTAR HC5329 125-8VPEM 1.25 (31.7) .50 (12.7) 8 (203) HS5154 N/A 8.3 (135.2) Obsolete
SEASTAR HC5331 92VPS 1.25 (31.7) .50 (12.7) 8 (203) HS5154 N/A 8.3 (135.2)
Replaced by HC5331-3
SEASTAR HC5330 BA125-8EMV 1.25 (31.7) .50 (12.7) 8 (203) HS5154 7142 (82.3) 8.3 (135.2)
Replaced by HC5330-3