PC3-X 



LENGTH: 20ft 



BEAM; 3.5 ft 



HEIGHT: 5 ft 



DRAFT: 3.75 ft 



WEIGHT (DRY): 4,700 lb 



OPERATING DEPTH: 150ft 



COLLAPSE DEPTH: 500 ft 



LAUNCH DATE: 1962 



HATCH DIAMETER: 19 in. 



LIFE SUPPORT (MAX): 16 man hr 



TOTAL POWER: 11 kWh 



SPEED (KNOTS): CRUISE 2/6 hr 



MAX 4/3 hr 



CREW: PILOTS 1 



OBSERVERS 1 



PAYLOAD: 100 lb 



PRESSURE HULL: Composed of 0.25 in. thick plate and heads of A285 steel. 



BALLAST/BUOYANCY: Main ballast tanks fore and aft which are free flooding and blown by compressed air in four bottles (270-ft^ total 



capacity) at 2.000 psi. Two variable ballast tanks fore and aft which are pumped dry to the sea or from one tank to the other. 



PROPULSION/CONTROL: One, stern mounted, reversible propeller provides all propulsion. It is powered by a 4^hp, 1 15-\/DC, 32-amp motor 



enclosed in a separate water-tight compartment. Bow planes and rudder are hydraulically actuated by the pilot using airplane-type controls. 



TRIM; Up/down bow angle can be achieved to a moderate degree by differentially filling the VBT's. 



POWER SOURCE; Six 6-V, lead-acid batteries rated at 210 amp-hr each are carried in a pressure-resistant compartment. 



LIFE SUPPORT: NA. 



VIEWING: Thirteen viewports located around the conning tower, 0.5 in. thick. 



OPERATING/SCIENTIFIC EQUIPMENT; Magnesyn compass, echo sounder, two depth gages, CB radio, UQC, forward looking sonar, transponder. 



MANIPULATORS; None. 



SAFETY FEATURES; Emergency breathing through scuba regulator off high pressure deballasting air. Pressure hull may be flooded for passenger 



egress. External fitting to receive air from divers. Life vests. 



SURFACE SUPPORT; SOO. 



OWNER: Applied Research Laboratory, Univ. of Texas, Austin, Texas. 



BUILDER: Perry Submarine Builders, Riviera Beach, Fla. 



REMARKS: This is the first Perry CUBMARINE considered a production-type vehicle (it was the third one built). It now dives occasionally in Lake 



Travis, Texas. Its present owner has designated it the GASPERGOU. At one point in its diving history it was called SUB-ROSA. 



175 



