MLB Flashcards
Length
47’11” w/o rub rail
48’11” with rub rail
Beam
14’ w/o rub rail
15’ w/ rub rail
Draft
4’6”
At shaft strut extensions
Freeboard
Bow 6’8”
Recess 2’2”
Transom 7’1”
Height
Fixed 18’6” Radar
Unfixed 28’4” HF antenna
Engines
Detroit Diesel 6V92TA w/ DDEC (Six cyl, 92 cu in per cyl, turbo, aftercooled) Right-hand rotating 12 gal j/w 5.5 gal l/o (40wt)
435 bhp @ 2100 rpm
Reduction Gear
Reintjes WVS 234 UP 2:1 u-configuration 7.1 gal l/o 140*-176* Cooled by r/w 58-66 psi neutral, 230-290 psi engaged Come-home feature manually locks clutch
Fuel load
394 gal 373 gal (95%)
Take up 2” above bottom
Bonnet
Displacement
40,000 lbs
Boat w/ fuel and outfit, no crew or cargo
Electrical generation
Dual alternators
Propellers
Four blade, fixed 28" dia x 36" pitch Fr 1 2.5" shaft exits hull between fr 3 and 4 Line cutters
Potable water
5 gal
Maximum personnel
34 including crew
Limitations
Seas 30’, 20’ breaking surf
Winds 50 kt
Range/Offshore
200 nm range in calm water
50 nm offshore
RPM and Speed
1850 cruising 20 kts
2100 max 25 kts
Ice Breaking
Light surface ice
Towing
150 displacement tons w/ 3 1/4”
50 displacement tons w/ 2”
Hull type
Deep-V planing
Hull material
5456 marine grade aluminum
Bilge pump discharges
Fr 11, stbd: fwd compartment
Fr 9, port: aux space
Fr 3, port and stbd: engine room
Transom: lazarette
Transducer location
Between fr 7 and 8, to port of f/o tank
Speed log location
Between fr 7 and 8, to stbd of f/o tank
R/w valves
Between fr 4 and 5, either side of the keel
Under e/r step
Exhaust
Between fr 1 and 2
Rudder post location
Between fr 1 and transom
Frames and spaces
Lazarette: transom to fr 1 Engine room: fr 1 to 5 Survivors compartment: fr 5 to 8 Aux space: fr 8 to 10 Fwd compartment: fr 10 to 15 For' peak: fr 15 to bow Enclosed bridge: fr 8 to 10
For’ peak
Water tight hatch
Sluice plug accessible from fwd comp
Naturally ventilated w/ 2” check vent
Forward compartment
QAWTH @ fr 15, stbd side
T-handle in port fwd deck locker
Naturally ventilated by dorade vent
Bilge pumps
33 gpm Fwd comp: 1, stbd side at fr 10 Aux: 1, stbd side @ fr 8 Survivors compartment: 2, bkhd 5, r/g space Engine room: 2, bkhd 5, fr 1-2 Lazarette: 1
Aux Space
Electrical breaker panels (12v, 24v, 120v, inverter/charger, 4x 8D batteries)
HVAC pumps
Air compressor for horn and emergency window release
2x 25 lb CO2 bottles
Survivors compartment
Five seats 5 gal potable water, 2 hot cups, and sink Stokes litter and EMT kit Extinguishers: 5lb CO2, 10lb PKP Emergency fuel c/o valves Toe reel breaker above stbd window
Alternators
28v, 220 amp, Balmar
Engine room
F/o valves: between fr 4 and 5
F/o filters: primary 30 micron, secondary less than 10
2 bilge pumps: bkhd 5 and fr 1-3
Tool box
Lazarette
Rudder posts Tie rod Rudder angle indicator sending unit Servo power cylinder between stbd tiller and centerline Naturally ventilated by 2" check vent
Steering system
2 gal Tellus T-15 hydraulic oil
6.5 gpm gear pump attached to each engine
Electric pump for autopilot at bkhd 2
Hydraulic fluid reservoir, filter, and cooler on stbd side
1/2 to 3/4 full, 20-30psi head pressure
Servo connects to stbd
Enclosed bridge
Charts and nav kit Electronic Display Modules (EDM) Radios (HF, VHF, UHF, direction finder) Hailer Chart plotter w/ radar, depth sounder, GPS 12 Windows (back two corner EWRS) CO2 actuator below throttles HVAC Bilge pump/alarm panel Nav light panel 5lb CO2 and 10lb PKP
Deck fittings
Bitts: fr 16-17, 12, 8-9, 2-3
Chocks: fr 14, 9-10, 3-4, 1-2
Tow bitt: fr 2, 30” high
Bullnose and anchor bitt
Foot lights
3 per side
Top of recess steps and in recess
Life rings
30”
Open bridge
x2
Anchor
19lb Fortress anchor (Danforth type) 2lb mud fluke 300 ft 2.25" DBN 9 ft 3/8" SS chain 3/8" swivel and 2 shackles, moused
Fenders
Four
Alongside lines
3”
2x 25’
2x 50’
2.25”
2x 25’
2x 50’
Damage control
50’ fire hose w/ vari-nozzle (P-6)
6’ de-watering suction hose (P-6)
DC kit in port side box in fwd comp with hand pump
Raw water
F/o cooler (below 90*) J/w cooler R/g oil cooler Steering cooler Exhaust cooling and quieting
HVAC
CO2 fire suppression system
2x 25lb bottles located in aux
Activate from 1 enclosed bridge, 2 survivors comp, 3 manually rotate valve
30 second delay (override in survivors comp)
Pressure switch 1: siren, light, e-stops, 30sec delay
Bilge flooding alarms
Laz, engine room, survivors comp x2, aux, fwd comp U/w: 8 sec horn Moored: continuous horn Alarm & 5" Auto bilge pump @ 10"
Time to self-right
8 to 10 seconds
Time to self-right
8 to 10 seconds