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 TM 55-1905-220-14-1
1-45. KORT NOZZLES, RUDDERS, AND FENCES.
a. The Kort nozzles are the basic unit of the propeller airfoil sections. Nozzles are fitted to the hull, and the propeller
stub shaft and bearing struts are to be concentric with the propeller within 0.030 inch (0.076 cm). Propeller tip clearance
is 1/8 to 3/8 inch (0.318 to 0.953 cm).
b. A fence is fitted to each Kort nozzle and extends aft to the transom where flaps are laterally hinged to swing aft when
going ahead and close when going astern to prevent air cavitation.
c.
The steering and flanking rudders are described as part of the steering system. Refer to paragraph 1-59.
1-46. SHIP'S SERVICE GENERATING SYSTEM.
The Ship's Service Generating System (Figure 1-39) consists of the following:
DESCRIPTION
PARAGRAPH NUMBER
Generator Engine
Switchboard
Power Distribution
Lighting Distribution
Figure 1-39. Ship's Service Generating System
1-75
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