flexofold 3 - Blade Propeller 18"x12"-3R, Incl. Standard hub for ISO30 wave

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2,535.00
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Propeller dimensions

Please be aware:

Unlike the general perception, even as little as 8-10 mm of free space between propeller and hull will be fine on most boats.

Due to the nature of the propeller construction, folding blades are positioned further aft than a fixed propeller (see hub length) and thereby leave more space between shaft and hull.

 

View dimensions:

Hub length, ISO standard

Hub length, SAE standard

Hub length, IMP standard

Blade length

Propeller diameter

How to calculate the total length of the folded propeller:

Hub length, ISO standard

Hub length (A), 2-blade

 

22 mm shaft, 1:10 taper = 88 mm ≈ 3.5"

25 mm shaft, 1:10 taper = 110 mm ≈ 4 3/8"

30 mm shaft, 1:10 taper = 130 mm ≈ 5 1/8"

 

Hub length (A), 3-blade up to 22"

 

25 mm shaft, 1:10 taper = 120 mm ≈ 4 47/64"

30 mm shaft, 1:10 taper = 136 mm ≈ 5 23/64"

35 mm shaft, 1:10 taper = 146 mm ≈ 5 3/4"

40 mm shaft, 1:10 taper = 156 mm ≈ 6 9/64"

45 mm shaft, 1:10 taper = 196 mm ≈ 7 23/32"

 

Hub length (A), 3-blade >22" and 4-blade6

35 mm shaft, 1:10 taper = 148 mm ≈ 5 53/64"

40 mm shaft, 1:10 taper = 157 mm ≈ 6 3/16"

45 mm shaft, 1:10 taper = 196 mm ≈ 7 23/32"

50 mm shaft, 1:10 taper = 206 mm ≈ 8 1/8"

 

Hub length, SAE standard

Hub length (A), 2-blade

3/4" shaft, 1:16 taper = 100 mm ≈ 4.0"

7/8" shaft, 1:16 taper = 115 mm ≈ 4.5"

1" shaft, 1:16 taper = 130 mm ≈ 5 1/8"

1 1/8" shaft, 1:16 taper = 142 mm ≈ 5 19/32"

1 1/4" shaft, 1:16 taper = 157 mm ≈ 6 3/16"

 

Hub length (A), 3-blade up to 22"

1" shaft, 1:16 taper = 136 mm ≈ 5 23/64"

1 1/8 shaft, 1:16 taper = 146 mm ≈ 5 3/4"

1 1/4" shaft, 1:16 taper = 156 mm ≈ 6 9/64"

1 1/2" shaft, 1:16 taper = 194 mm ≈ 7 41/64"

1 3/8" shaft, 1:16 taper = 177 mm ≈ 7"

1 3/4" shaft, 1:16 taper = 210 mm ≈ 8 9/32"

 

Hub length (A), 3-blade >22" and 4-blade

1 1/2" shaft, 1:16 taper = 202 mm ≈ 8"

1 3/4" shaft, 1:16 taper = 210 mm ≈ 8 9/32"

2" shaft, 1:16 taper = 275 mm ≈ 10 53/64"

 

Hub length, IMP standard

Hub length (A), 2-blade

3/4" shaft, 1:12 taper = 96,5 mm

1" shaft, 1:12 taper = 110 mm ≈ 4 3/8"

1 1/4" shaft, 1:12 taper = 129 mm ≈ 5 5/64"

 

Hub length (A), 3-blade up to 22"

1" shaft, 1:12 taper = 116 mm ≈ 4 37/64"

1 1/4" shaft, 1:12 taper = 136 mm ≈ 5 23/64"

1 1/8 shaft, 1:12 taper = 120 mm ≈ 4 47/64"

 

Hub length (A), 3-blade >22" and 4-blade

1 3/4 shaft, 1:12 taper = 196 mm ≈ 7 23/32"

 

Blade length

Blade length (B), 2-blade propeller:

12" = 139 mm ≈ 5 31/64"

13" = 152 mm ≈ 6"

14" = 165 mm ≈ 6.5"

15" = 177 mm ≈ 7"

16" = 190 mm ≈ 7.5"

17" = 203 mm ≈ 8"

18" = 215 mm ≈ 8 15/32"

 

Blade length (B), 3-blade propeller

14" = 151 mm ≈ 6"

15" = 163 mm ≈ 6 27/64"

16" = 176 mm ≈ 6 15/16"

17" = 189 mm ≈ 7 29/64"

18" = 202 mm ≈ 7 61/64"

20" = 227 mm ≈ 8 15/16"

22" = 282 mm ≈ 11 7/64"

 

Blade length (B), 4-blade propeller:

25" = 275 mm ≈ 10 53/64"

 

Propeller diameter

12" = 305 mm

13" = 330 mm

14" = 356 mm

15" = 381 mm

16" = 406 mm

17" = 432 mm

18" = 457 mm

20" = 508 mm

21" = 533 mm

22" = 559 mm

24" = 610 mm (3-blade propeller)

24" = 625 mm (4-blade propeller)

25" = 635 mm

 

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Display accessory details

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