TABLE 1 - CHARACTERISTICS OF PROPELLERS ON DD-963 CLASS 
Diameter, D: 17.0 feet (5.577 m)* 
Rotation: Inward Turning* 
Number of Blades, Z: 5 
Maximum Rotational Speed (Rated), n: 
r/R 
0.3 
0.35 
0.45 
0.55 
0.65 
0.75 
0.85 
0.90 
0.95 
1.0 
* For model propeller, D = 0.6848 feet (22.47 cm) 
168 r/min 
Full Power (Rated), Pp: 
40,000 hp (29,800 kW) 
c/D 
0.178 
0.210 
0.271 
0.327 
0.374 
0.406 
0.409 
0.387 
0.326 
0 
P/D 
1.165 
1.296 
1.480 
1.566 
1.566 
1.498 
1.381 
1.306 
1.222 
1.128 
0 ** (deg) 
2.985 
3.481 
4.810 
6.631 
8.978 
11.895 
15.410 
17.403 
19.557 
21.876 
DESTROYER; DINSRDC MODEL PROPELLERS 4660 AND 4661 
Speed at Full Power, V: 32.5 knots 
Hub-Diameter Ratio, D, /D: 0.30 
Expanded Area Ratio: 0.73 
Blade Thickness Fraction: 0.054 
Section Meanline: NACA a=0.8 
(Z,/D)** t/D fy/e 
-0.0006 0.0420 0 
-0.0022 0.0372 0.0050 
-0.0095 0.0290 0.0209 
-0.0185 0.0226 0.0267 
-0.0288 0.0178 0.0256 
-0.0392 0.0146 0.0209 
-0.0488 0.0122 0.0151 
-0.0529 0.0110 0.0122 
-0.0561 0.0091 0.0094 
-0.0583 0 0 
*The blade loads were measured on the starboard propeller (left-hand rotation); 
DTNSRDC Model Propeller 4661 
**The spindle axis is the blade reference line. 
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