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Patrol Coastal (PC) Characteristics

General Characteristics

Characteristic

Class Baseline

PC-14

Length, Overall

170 ft

179 ft

Beam, Overall

25 ft

Displacement

Maximum Load*

341 Long Tons

387 Long Tons/392 Long Tons

Full Load**

372 Long Tons

Half Load***

321 Long Tons

352 Long Tons

Draft (maximum)

7.9 ft at 341 Long Tons

Less than 8.5 ft at full load

Hull Material

Steel, BS-4360 Grade 43A

Superstructure Material

5086 Aluminum

Propulsion Engines

Manufacturer

Paxman Diesels Ltd.

Model/Type

Valenta 16RP200M Diesel

Rating

3600 bhp@1540 engine RPM

(± 25 engine RPM)

3600 bhp@1540 engine RPM

(± 25 engine RPM)

Reduction Gearbox

Manufacturer

Reinjes Industries

Model

WVS 2232

Reduction Ratio

2.025:1

Generators

Manufacturer

Caterpillar, Inc.

Model

3306 DIT Series B

3306 DIT Series C

Rating

150 KW

Quantity

Propellers

Designer

US Navy, NSWCCD, Code 544

Drawing Number

P-5237B

Number of Blades

Pitch Ratio

1.465 at 0.7 Radius

Diameter

1280 mm

Type

Varying Pitch and Rake

Highly Skewed

Varying Pitch and Rake

Highly Skewed

Rotation

(2) Right Handed

(2) Left Handed

(2) Right Handed

(2) Left Handed

Material

NI-AL Bronze MIL-B24480A

Alloy 1 Amendment 3

NI-AL Bronze MIL-B24480A

Alloy 1 Amendment 3

Performance

Maximum speed (Sea State 1, 1 ft significant wave height @ half load displacement)

35 Knots

35 Knots/32 Knots

Cruising Speed (Sea State 3, 5 ft significant wave height @ half load displacement

25 Knots

Minimum Maneuvering Speed (in trolling mode)

3 Knots

Seaworthiness

Fully operational through Sea State 3 (5 ft Significant wave height), Survive through Sea State 5 (12 ft Significant wave height)

Minimum Range (@ 12 Knots)

2000 nm

Maximum Range (@ 12 Knots)

N/A

2900 nm/2500 nm

(w/transit fuel reserve)

Endurance

10 Days

General

Fuel Capacity

12,800 gallons

Transit Fuel Reserve

N/A

5,632 gallons

Fresh Water Capacity

1,200 gallons

Passive Counter Measures System (PCMS)

N/A

In Accordance With:

Current Modeling Predictions ****

Boat Launch & Recovery

20 foot RIB
Combat Rubber Raiding Craft (CRRC) (Large)

36 Ft NSW RIB, or similar size craft

(Max Craft Beam - 10 ft 8 in)

(Max Craft Displ - 20,000 lbs)

(2) Combat Rubber Raiding Craft (CRRC) (Large)

On-Board Noise Levels

Same as Lead Ship Acceptance Levels

Complement

Total

Officers

Enlisted

SEALs

Reserve

            * Maximum Load Condition - Ship in light load condition (see Note 1) plus authorized complement and
             their effects, cargo, provisions and stores, weapons, ammunition, full fuel (including transit fuel
             reserve) and full water.

** Full Load Condition - Ship in light load condition (see Note 1) plus authorized complement and their effects, cargo, provisions and stores, weapons, ammunition, 40 tons of fuel (does not include transit fuel reserve) and full water.

*** Half Load Condition - Ship in light load condition (see Note 1) plus authorized complement and their effects, cargo, provisions and stores, weapons, ammunition, 20 tons of fuel, and full water. Note 1 - Light Load Condition - Craft complete, ready for service in every respect, including repair parts, outfit, liquids in machinery at operating levels, without any variable loads.

**** To be validated and published as part of Task #1 of the Integrated Topside Signatures Effort;