45 RBM Flashcards

1
Q

Hull construction

A

5083-H116 plating with 5086-H112 extrusione

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2
Q

Hull length

A

44ft 9in

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3
Q

Beam

A

14ft 8in fender

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4
Q

Free board

A

Bow: 4ft 9in
Amidships: 1ft 11in
Stearns: 2ft 11in

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5
Q

Displacement no crew

A

36,700

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6
Q

Displacement 4 crew

A

37,540

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7
Q

Draft

A

3ft 4in

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8
Q

Highest fixed point

A

13 ft 1in

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9
Q

Highest unfixed point

A

20ft 9in

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10
Q

Fuel capacity

A

Full 510

95% 485

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11
Q

Generators

A

Dual 8.5KW

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12
Q

Distance from shore.

A

50NM

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13
Q

Max wind.

A

30 KT

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14
Q

Max seas.

A

12 ft

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15
Q

Max speed

A

40 Kt

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16
Q

Max towing displacement

A

100 tons

17
Q

HWX coxswain limitations

A

12ft waves 50kt winds

18
Q

Engines

A

Twins detroit diesel series 60

19
Q

Horsepower

A

825 BHP @ 2300

20
Q

Reduction gear

A

Twin disc MG-5114-SC 1.02:1 REDUCTION

21
Q

Waterjets

A

Kamewa rolls royce FF model 375S

22
Q

Displacement

A

36,700

23
Q

Max POB

A

24

24
Q

Range at 30 Knots in calm water

A

250+ NM

25
Q

Max RPM

A

2350

26
Q

Cruising RPM

A

1950

27
Q

Cruising speed

A

30 kts

28
Q

When are helmets and seatbelts required?

A

Seas greater than 30 knots or coxswains discretion.

Helmets: 5’ in RBS 8’ in RBM, alongside a deep draft, help ops.

29
Q

Reduction gears

A

Twin disc MG5114SC