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57 Specs Menu
Standard Specifications
Basic Structure
Standard Machinery Details
Steering System
Plumbing System
Electrical System
Interior Finish and Interior Equipment
Exterior Deck Hardware

 

1. HyDrive hydraulic steering system 304/313/318 Dual cylinder System - 9 turns - lock to lock

2. Hydraulic lines: Seamless copper tubing with reinforced rubber hydraulic lines and Airquip fittings at the hydraulic ram

3. Steering wheel: 30" stainless steel destroyer type in wheelhouse and on flybridge

4. Emergency tiller: To attach to top of rudder post and stow in lazarette - fabricated of stainless steel

5. HyDrive #318 lock out valves to prevent rudder/autopilot feed back thru helm.

6. By-pass valve for emergency steering at steering rams.

RUDDER: See construction drawing.

1. Steering Machinery

A. Rudder shaft: 2-3/4" 316 grade stainless steel
B. Rudder backbone plate: 5/16" stainless steel with lightening holes and stiffening ribs
C. Rudder carrier shoe: Two piece 316 stainless steel per drawing 62-013
D. Rudder carrier per drawing N57004R
E. Rudder carrier bearing per drawing N57004R

2. Rudder shaft stuffing box: Duramax 2-3/4" x 4-1/2"

3. Rudder port tube: FRP

4. Rudder port cutlass bearing

 

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