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28 Cards in this Set
- Front
- Back
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What are three methods used for removing a screw?
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1. Pilgrim Nut
2. Charleston Gear 3. Explosives |
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What are four things included in a masker emitter belt inspection?
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1. Plugged emitter holes
2. Missing cleanout plug 3. Holes in the fairing plate 4. Excess epoxy |
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What are the two primary types of repairs that can be performed by divers on a masker emitter belt?
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In-place or remove and replace
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Where would you find the air entry/water exit hole on a masker emitter belt?
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Close to the keel
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At what distance from ICCP must you be in full rubber?
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15 ft
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Annodes still work if less than ____% of the wires are broken.
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25
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At what temperature does epoxy fail to cure?
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50 degrees
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What three forms of maintence can divers perform on ICCP?
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Annodes, Refrence Cells and Dielectric Shield
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What unit of measurement is used to determine the degree of tube worm and barnacles?
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Quater inch (1/4")
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What does NMH stand for and how many are there on a 688 class submarine?
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Noise Monitering hydrophone; there are 8 of them spread throughout the Sub
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What is the TDU and where is it?
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Trash Disposal Unit; located on the keel below the sail inside the 50 ft boundry of the reactor compartment.
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How much pressure is used for the post assembly testing for a BTF?
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90 psi
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How much pressure is used for testing after a flange installation?
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100 psi
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What does PDR and MFR stand for?
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Paint Deterioration Rate and Marine Fouling Rate
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What is the purpose of a submarine shaft seal cofferdam?
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Dewaters the space so that Ship's Force can replace the inflatable boot.
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What is inspected on an SPM inspection?
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Nuts and bolts of the fairing plate and column, condition of the motor and foundation, zinc condition, condition of the blades and KORT nozzle and fairing plate alignment with the hull.
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What are docking plans?
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Ship's blueprints; gives information such as frame number, tank location, cable path, etc.
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What are fin stabilizers and where are they?
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Fins placed on the side of the ship or sub that prevent unwanted roll.
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What is a Bilge keel?
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A set of plates or timbers fastened under the side of the hull. In addition to reducing pitch and roll they are also designed to support the weight of the ship.
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What jobs do we perform at NSSF that require a TLD?
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SWIPES, CL-2, CL-10, CL-11, TDU flange, Full boat inspections, RPET hook-up and disconnects.
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What chapter would you find the recipe for bintsuke?
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UWSH chapter 16
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What chapter would you find informations about propellers?
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Chapter 3 (Chapter 12 covers controllable pitch propellers)
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What company makes the rubber for sonar domes?
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B.F. Goodrich
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What are three classes of propellers?
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CPP, Built-up and monoblock.
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What is a Rupert Scale?
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Used to measure roughness on a propeller.
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Who are three people required to verify proper flange location onboard the submarine?
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1 diver, 1 leadworkcenter representative, and 1 ship's force representative
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What is the difference between an EHF connection and a missile tube switch connection?
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All EHF connections are a controlled procedure requiring a QAI whereas the missile tube switch is not; they also require different tools
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What is the 50 ft rule as it pertains to 688 and 774 class submarines?
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Not permitted within 50 ft of an active suction (same side of the keel) unless work is considered emergent, in which case it must be authorized by the CO of the repair activity and the CO of the tended vessel. Diving on a 688 and 774 class submarines is permitted when ASW pumps are operating in slow speed and MSW pumps are operating in super slow speed. These pumps must be red tagged in this position.
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