Thanks to Extreme R/C for the use of this prop chart.

XtremeRCboats propchart, sorted by manufacturer
Mfg
Type Diameter Pitch Pitch/diameter ratio shaft (inch)
mm inch mm inch
ABC
40X52 39.9 1.57 51.8 2.04 1.3
ABC
40X53 39.9 1.57 52.8 2.08 1.3
ABC
40X62/3 39.9 1.57 62.0 2.44 1.6
ABC
42X55 41.9 1.65 54.9 2.16 1.3
ABC
45X55 45.0 1.77 54.9 2.16 1.2
ABC
47X60 47.0 1.85 59.9 2.36 1.3
ABC
47X63 47.0 1.85 63.0 2.48 1.3
ABC
50X60 50.0 1.97 59.9 2.36 1.2
ABC
50X69 50.0 1.97 68.8 2.71 1.4
ABC
50X90/3 50.0 1.97 89.9 3.54 1.8
ABC
52x64 51.8 2.04 64.0 2.52 1.2
ABC
52X70 51.8 2.04 69.9 2.75 1.3
ABC
55X66 54.9 2.16 66.0 2.6 1.2
ABC
55X69 54.9 2.16 68.8 2.71 1.3
ABC
55X69/3 54.9 2.16 68.8 2.71 1.3
ABC
55X71 54.9 2.16 70.9 2.79 1.3
ABC
55X88 54.9 2.16 87.9 3.46 1.6
ABC
55X95 54.9 2.16 95.0 3.74 1.7
ABC
57X73 56.9 2.24 72.9 2.87 1.3
ABC
57X76 56.9 2.24 75.9 2.99 1.3
ABC
57X93 56.9 2.24 93.0 3.66 1.6
ABC
58X76 57.9 2.28 75.9 2.99 1.3
ABC
60X76 59.9 2.36 75.9 2.99 1.3
ABC
60X80 59.9 2.36 80.0 3.15 1.3
ABC
62X80 62.0 2.44 80.0 3.15 1.3
ABC
62X83 62.0 2.44 83.1 3.27 1.3
ABC
62X100 62.0 2.44 100.1 3.94 1.6
ABC
62X104 62.0 2.44 103.9 4.09 1.7
ABC
65X81 65.0 2.56 81.0 3.19 1.2
ABC
65X86 65.0 2.56 85.9 3.38 1.3
ABC
65X87 65.0 2.56 86.9 3.42 1.3 0.25
ABC
65X110 65.0 2.56 110.0 4.33 1.7
ABC
65X111 65.0 2.56 111.0 4.37 1.7
ABC
65X120 65.0 2.56 119.9 4.72 1.8 0.25
ABC
67X88 66.8 2.63 87.9 3.46 1.3 0.25
ABC
67X90 66.8 2.63 89.9 3.54 1.3 0.25
ABC
67X112 67.1 2.64 112.0 4.41 1.7
ABC
67X114 67.1 2.64 114.0 4.49 1.7 0.25
ABC
70X92 69.9 2.75 91.9 3.62 1.3 0.25
ABC
70X97 69.9 2.75 97.0 3.82 1.4 0.25
ABC
75X97 74.9 2.95 97.0 3.82 1.3 0.25
ABC
H-2 44.2 1.74 66.0 2.6 1.5
ABC
H-4 42.7 1.68 66.0 2.6 1.5
ABC
H-5 45.2 1.78 68.6 2.7 1.5
ABC
H-6 45.5 1.79 71.1 2.8 1.6
ABC
H-7 47.5 1.87 72.4 2.85 1.5
ABC
H-10 46.4 1.825 76.2 3 1.6
ABC
H-16 57.9 2.28 76.2 3 1.3
ABC
H-18 55.1 2.17 81.3 3.2 1.5
ABC
H-22 59.9 2.36 81.3 3.2 1.4
ABC
H-24 59.2 2.33 81.3 3.2 1.4 0.25
ABC
H-26 63.5 2.5 86.4 3.4 1.4 0.25
ABC
H-29 59.2 2.33 99.1 3.9 1.7 0.25
ABC
H-30 61.5 2.42 109.2 4.3 1.8
ABC
H-31 68.1 2.68 101.6 4 1.5 0.25
ABC
H-32 62.0 2.44 109.2 4.3 1.8 0.25
ABC
H-38 62.7 2.47 104.1 4.1 1.7 0.25
ABC
H-45 65.0 2.56 111.8 4.4 1.7 0.25
ABC
H-48 64.0 2.52 115.6 4.55 1.8 0.25
ABC
H-50 65.0 2.56 127.0 5 2.0 0.25
ABC
S-15 49.5 1.95 83.8 3.3 1.7
ABC
S-20 54.6 2.15 95.3 3.75 1.7
ABC
S-30 (4) 60.2 2.37 114.3 4.5 1.9 0.25
ABC
S-40 (3) 61.0 2.4 132.1 5.2 2.2 0.25
OCTURA
Mfg
Type Diameter Pitch Pitch/diameter ratio shaft (inch)
mm inch mm inch
octura
0930 30.0 1.180 27.0 1.062 0.9 0.125
octura
0937/3 37.6 1.480 33.8 1.332 0.9 0.125
octura
0955/3 55.1 2.170 49.6 1.953 0.9
octura
0955/3R 55.1 2.170 49.6 1.953 0.9
octura
0977 77.0 3.030 69.3 2.727 0.9 0.25
octura
1240 39.9 1.570 47.9 1.884 1.2
octura
1240/3 39.9 1.570 47.9 1.884 1.2
octura
1245 45.0 1.770 53.9 2.124 1.2
octura
1250 50.0 1.970 60.0 2.364 1.2
octura
1250R 50.0 1.970 60.0 2.364 1.2
octura
1255 55.1 2.170 66.1 2.604 1.2
octura
1270 70.1 2.760 84.1 3.312 1.2
octura
1337/3 37.6 1.480 48.9 1.924 1.3
octura
1427 27.2 1.070 38.0 1.498 1.4 0.125
octura
1435 35.1 1.380 49.1 1.932 1.4
octura
1440 39.9 1.570 55.8 2.198 1.4
octura
1445 45.0 1.770 62.9 2.478 1.4
octura
1450 50.0 1.970 70.1 2.758 1.4
octura
1455/3 55.1 2.170 77.2 3.038 1.4
octura
1457 56.9 2.240 79.7 3.136 1.4
octura
1457/3 56.9 2.240 79.7 3.136 1.4
octura
1457R 56.9 2.240 79.7 3.136 1.4
octura
1460 59.9 2.360 83.9 3.304 1.4
octura
1462 62.0 2.440 86.8 3.416 1.4
octura
1462R 62.0 2.440 86.8 3.416 1.4
octura
1465 65.0 2.560 91.0 3.584 1.4
octura
1467 67.1 2.640 93.9 3.696 1.4 0.25
octura
1470 70.1 2.760 98.1 3.864 1.4 0.25
octura
1475 74.9 2.950 104.9 4.130 1.4 0.25
octura
1540 39.9 1.570 59.8 2.355 1.5
octura
1567 67.1 2.640 100.6 3.960 1.5 0.25
octura
1630 30.0 1.180 48.0 1.888 1.6 0.125
octura
1640 39.9 1.570 63.8 2.512 1.6
octura
1650 50.0 1.970 80.1 3.152 1.6
octura
1655 55.1 2.170 88.2 3.472 1.6
octura
1657 56.9 2.240 91.0 3.584 1.6
octura
1662 62.0 2.440 99.2 3.904 1.6
octura
1667 67.1 2.640 107.3 4.224 1.6 0.25
octura
1732 32.0 1.260 54.4 2.142 1.7 0.125
octura
1735 35.1 1.380 59.6 2.346 1.7 0.125
octura
1740 39.9 1.570 67.8 2.669 1.7
octura
1740/3 39.9 1.570 67.8 2.669 1.7
octura
1742/3 41.9 1.650 71.2 2.805 1.7
octura
1745/3 45.0 1.770 76.4 3.009 1.7
octura
1747 47.0 1.850 79.9 3.145 1.7
octura
1750 50.0 1.970 85.1 3.349 1.7
octura
1752/3 52.1 2.050 88.5 3.485 1.7
octura
1755 55.1 2.170 93.7 3.689 1.7
octura
1760 59.9 2.360 101.9 4.012 1.7
octura
1860 59.9 2.360 107.9 4.248 1.8
octura
1930 30.0 1.180 56.9 2.242 1.9 0.125
octura
1938 38.1 1.500 72.4 2.850 1.9
octura
1945 45.0 1.770 85.4 3.363 1.9
octura
1950 50.0 1.970 95.1 3.743 1.9
octura
1950/3 50.0 1.970 95.1 3.743 1.9
octura
1955 55.1 2.170 104.7 4.123 1.9
octura
1957 56.9 2.240 108.1 4.256 1.9
octura
1967 67.1 2.640 127.4 5.016 1.9 0.25
octura
2035 35.1 1.380 70.1 2.760 2.0
octura
2045 45.0 1.770 89.9 3.540 2.0
octura
2047 47.0 1.850 94.0 3.700 2.0
octura
2050 50.0 1.970 100.7 3.964 2.0
octura
2055 55.1 2.170 110.2 4.340 2.0
octura
2060 59.9 2.360 119.9 4.720 2.0
octura
2132 32.0 1.260 67.2 2.646 2.1 0.125
octura
2135 35.1 1.380 73.6 2.898 2.1 0.125
octura
2137/3 37.6 1.480 78.9 3.108 2.1
octura
2140/3 39.9 1.570 83.7 3.297 2.1
octura
2142/3 41.9 1.650 88.0 3.465 2.1
octura
2150/3 50.0 1.970 105.1 4.137 2.1
octura
2160 59.9 2.360 125.9 4.956 2.1
octura
2167/3 67.1 2.640 140.8 5.544 2.1 0.25
octura
2170 70.1 2.760 147.2 5.795 2.1 0.25
octura
2250 50.0 1.970 110.1 4.334 2.2
octura
2260 59.9 2.360 131.9 5.192 2.2
octura
2267 67.1 2.640 147.5 5.808 2.2 0.25
octura
2352 52.1 2.050 119.8 4.715 2.3
octura
M447 47.0 1.850 65.8 2.590 1.4
octura
v937/3 37.6 1.480 71.4 2.812 1.9
octura
v947/3 47.0 1.850 89.3 3.515 1.9
octura
v955/3 55.1 2.170 104.7 4.123 1.9
octura
v962/3 62.0 2.440 117.8 4.636 1.9
octura
v967/3 67.1 2.640 127.4 5.016 1.9 0.25
octura
x427 27.2 1.070 38.0 1.498 1.4 0.125
octura
x430 30.0 1.180 42.0 1.652 1.4 0.125
octura
x430R 30.0 1.180 42.0 1.652 1.4 0.125
octura
x431 31.0 1.220 43.4 1.708 1.4 0.125
octura
x432 32.0 1.260 44.8 1.764 1.4 0.125
octura
x435 35.1 1.380 49.1 1.932 1.4 0.125
octura
x437/3 37.6 1.480 52.6 2.072 1.4
octura
x438 38.1 1.500 53.3 2.100 1.4
octura
x440 39.9 1.570 55.8 2.198 1.4
octura
x440/3 39.9 1.570 55.8 2.198 1.4
octura
x442 41.9 1.650 58.7 2.310 1.4
octura
x445 45.0 1.770 62.9 2.478 1.4
octura
x447 47.0 1.850 65.8 2.590 1.4
octura
x447/3 47.0 1.850 65.8 2.590 1.4
octura
x447R 47.0 1.850 65.8 2.590 1.4
octura
x448 48.3 1.900 67.6 2.660 1.4
octura
x450 50.0 1.970 70.1 2.758 1.4
octura
x450/3 50.0 1.970 70.1 2.758 1.4
octura
x452 52.1 2.050 72.9 2.870 1.4
octura
x452/3 52.1 2.050 72.9 2.870 1.4
octura
x455 55.1 2.170 77.2 3.038 1.4
octura
x455/3 55.1 2.170 77.2 3.038 1.4
octura
x457 56.9 2.240 79.7 3.136 1.4
octura
x457/3 56.9 2.240 79.7 3.136 1.4
octura
x457R 56.9 2.240 79.7 3.136 1.4
octura
x460 59.9 2.360 83.9 3.304 1.4
octura
x460/3 59.9 2.360 83.9 3.304 1.4
octura
x462 62.0 2.440 86.8 3.416 1.4
octura
x465 65.0 2.560 91.0 3.584 1.4
octura
x465R 65.0 2.560 91.0 3.584 1.4
octura
x467 67.1 2.640 93.9 3.696 1.4 0.25
octura
x470 70.1 2.760 98.1 3.864 1.4 0.25
octura
x470/3 70.1 2.760 98.1 3.864 1.4
octura
x470R 70.1 2.760 98.1 3.864 1.4 0.25
octura
x472 72.1 2.840 101.0 3.976 1.4 0.25
octura
x482 81.8 3.220 114.5 4.508 1.4 0.25
octura
x548 48.3 1.900 72.4 2.850 1.5
octura
x560 59.9 2.360 89.9 3.540 1.5
octura
x572 72.1 2.840 108.2 4.260 1.5
octura
x632 32.0 1.260 51.2 2.016 1.6 0.125
octura
x637 37.6 1.480 60.1 2.368 1.6
octura
x640 39.9 1.570 63.8 2.512 1.6
octura
x642 41.9 1.650 67.1 2.640 1.6
octura
x645 45.0 1.770 71.9 2.832 1.6
octura
x646 46.0 1.810 73.6 2.896 1.6
octura
x646/3 46.0 1.810 73.6 2.896 1.6
octura
x648 48.3 1.900 77.2 3.040 1.6
octura
x665 65.0 2.560 104.0 4.096 1.6
octura
x665R 65.0 2.560 104.0 4.096 1.6
octura
x670 70.1 2.760 112.2 4.416 1.6
octura
y535 35.1 1.380 54.0 2.125 1.5 0.125
octura
y536 36.3 1.430 55.9 2.200 1.5
octura
y547 47.0 1.850 72.4 2.849 1.5
octura
y557 56.9 2.240 87.6 3.449 1.5
octura
z50 50.0 1.970 80.1 3.152 1.6
octura
z55 55.1 2.170 88.2 3.472 1.6
octura
z60 59.9 2.360 95.9 3.776 1.6
octura
1.6 40.6 1.600 73.2 2.880 1.8
octura
1.6/3 40.6 1.600 73.2 2.880 1.8
octura
1.8 45.7 1.800 82.3 3.240 1.8
octura
2.0 50.8 2.000 91.4 3.600 1.8
octura
2.0/4 50.8 2.000 91.4 3.600 1.8
octura
2.1/3 53.3 2.100 96.0 3.780 1.8
octura
2.2 55.9 2.200 100.6 3.960 1.8
octura
2.4 61.0 2.400 109.7 4.320 1.8
octura
2.4/3 61.0 2.400 109.7 4.320 1.8
octura
2.6 66.0 2.600 118.9 4.680 1.8
octura
2.8 71.1 2.800 128.0 5.040 1.8
Mfg
Type Diameter Pitch Pitch/diameter ratio shaft (inch)
mm inch mm inch
Prather
215 40.6 1.6 63.5 2.5 1.6
Prather
220 43.7 1.72 66.0 2.6 1.5
Prather
225 46.7 1.84 71.1 2.8 1.5
Prather
230 48.3 1.9 76.2 3 1.6
Prather
235 50.8 2 81.3 3.2 1.6
Prather
240 53.8 2.12 83.8 3.3 1.6
Prather
245 57.2 2.25 88.9 3.5 1.6
Prather
250 58.4 2.3 91.4 3.6 1.6
Prather
255 61.0 2.4 96.5 3.8 1.6
Prather
260 64.0 2.52 99.1 3.9 1.5
Prather
265 66.3 2.61 101.6 4 1.5
Prather
270 69.6 2.74 106.7 4.2 1.5
Prather
275 74.9 2.95 109.2 4.3 1.5
Prather
280 78.7 3.1 114.3 4.5 1.5
Mfg
Type Diameter Pitch Pitch/diameter ratio shaft (inch)
mm inch mm inch
Propshop
2714E 27 1.06 37.8 1.49 1.4
Propshop
3012 30 1.18 36 1.42 1.2
Propshop
3014E 30 1.18 42 1.65 1.4
Propshop
3019/3 30 1.18 57 2.24 1.9
Propshop
3212 32 1.26 39 1.54 1.2
Propshop
3512 35 1.38 42 1.65 1.2
Propshop
3514E 35 1.38 49 1.93 1.4
Propshop
3514/3 35 1.38 49 1.93 1.4
Propshop
3519/3 35 1.38 66.5 2.62 1.9
Propshop
3720 37 1.46 75 2.95 2.0
Propshop
4014E 40 1.57 56 2.20 1.4
Propshop
4019/3 40 1.57 76 2.99 1.9
Propshop
4019 40 1.57 76 2.99 1.9
Propshop
4213 42 1.65 54 2.13 1.3
Propshop
4212/3 42 1.65 54.6 2.15 1.3
Propshop
4213 42 1.65 55 2.17 1.3
Propshop
4213/3 42 1.65 55 2.17 1.3
Propshop
4214E 42 1.65 59.5 2.34 1.4
Propshop
4217 42 1.65 72 2.83 1.7
Propshop
4217 42 1.65 72 2.83 1.7
Propshop
4221 42 1.65 89 3.50 2.1
Propshop
4230 42 1.65 127 5.00 3.0
Propshop
4512 45 1.77 54 2.13 1.2
Propshop
4512/3 45 1.77 54 2.13 1.2
Propshop
4512 45 1.77 54 2.13 1.2
Propshop
4514E 45 1.77 63 2.48 1.4
Propshop
4518/3 45 1.77 81 3.19 1.8
Propshop
4518 45 1.77 81 3.19 1.8
Propshop
4714E 47 1.85 66.5 2.62 1.4
Propshop
5014E 50 1.97 70 2.76 1.4
Propshop
5016/3 50 1.97 80 3.15 1.6
Propshop
5016 50 1.97 80 3.15 1.6
Propshop
5017 50 1.97 85 3.35 1.7
Propshop
5017 50 1.97 85 3.35 1.7
Propshop
5019 50 1.97 95 3.74 1.9
Propshop
5214E 52 2.05 73.5 2.89 1.4
Propshop
5426 54 2.13 140 5.51 2.6
Propshop
5514E 55 2.17 77 3.03 1.4
Propshop
5517 55 2.17 93 3.66 1.7
Propshop
5518 55 2.17 99 3.90 1.8
Propshop
5519 55 2.17 104 4.09 1.9
Propshop
5521 55 2.17 115 4.53 2.1
Propshop
5530 55 2.17 165 6.50 3.0
Propshop
5714E 57 2.24 80.5 3.17 1.4
Propshop
5731 57 2.24 179 7.05 3.1
Propshop
5736 57 2.24 203 7.99 3.6
Propshop
6014E 60 2.36 84 3.31 1.4
Propshop
6017 60 2.36 102 4.02 1.7
Propshop
6017 60 2.36 102 4.02 1.7
Propshop
6019 60 2.36 114 4.49 1.9
Propshop
6214E 62 2.44 87.5 3.44 1.4
Propshop
6516 65 2.56 104 4.09 1.6
Propshop
6518 65 2.56 117 4.61 1.8
Propshop
6520 65 2.56 130 5.12 2.0
Propshop
6527 65 2.56 179 7.05 2.8
Propshop
6534 65 2.56 228 8.98 3.5
Propshop
6714E 67 2.64 94.5 3.72 1.4
Propshop
6730 67 2.64 204 8.03 3.0
Propshop
7014E 70 2.76 98 3.86 1.4
Propshop
7016 70 2.76 112 4.41 1.6
Propshop
7022 70 2.76 154 6.06 2.2
Propshop
7514E 75 2.95 105 4.13 1.4
Propshop
8015 80 3.15 120 4.72 1.5
Propshop
8513 85 3.35 114 4.49 1.3
Propshop
8514 85 3.35 119 4.69 1.4
Propshop
9013 90 3.54 114 4.49 1.3
Propshop
9515 95 3.74 142 5.59 1.5
Propshop
11013 110 4.33 143 5.63 1.3

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