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Straight Bore Mounting

Series Pos. in hub ø Bore Hub
No. Min-Max Max l * d2 d3 d4 n **
H 3 0.28 – 0.63 1.22 1.10 1.10 - -
H 6 0.30 – 0.35 1.22 1.02 0.98 1.61 3
H 6 0.37 – 0.63 1.22 1.02 0.98 1.61 3
H 6 0.41 – 0.75 1.61 1.34 0.98 1.61 3
H 8 0.37 – 0.67 1.22 1.10 1.57 2.20 4
H 8 0.50 – 0.83 1.65 1.38 1.57 2.20 4
H 8 0.67 – 0.98 2.36 1.61 1.57 2.20 4
H 10, 12, 14 0.37 – 0.59 1.22 1.10 2.95 3.54 5
H 10, 12, 14 0.49 – 0.87 1.65 1.57 2.95 3.54 5
H 10, 12, 14 0.87 – 0.98 2.05 1.77 2.95 3.54 5
H 10, 12, 14 0.87 – 1.10 2.44 2.01 2.95 3.54 5
H 10, 12, 14 1.06 – 1.57 3.23 2.87 2.95 3.54 5
H 10, 12, 14 1.57 – 1.89 4.41 3.54 2.95 3.54 10
Z 5 0.47 – 0.94 1.65 1.73 2.17 5.47 5
Z 5 0.73 – 0.87 0.71 1.57 2.17 5.47 5
Z 5 0.47 – 1.14 3.23 2.05 2.17 5.47 5
Z 6, 7, 8, 9, 12, 16 0.37 – 0.59 1.22 1.10 2.95 3.54 5
Z 6, 7, 8, 9, 12, 16 0.49 – 0.87 1.65 1.57 2.95 3.54 5
Z 6, 7, 8, 9, 12, 16 0.87 – 0.98 2.05 1.77 2.95 3.54 5
Z 6, 7, 8, 9, 12, 16 0.87 – 1.10 2.44 2.01 2.95 3.54 5
Z 6, 7, 8, 9, 12, 16 1.06 – 1.57 3.23 2.87 2.95 3.54 5
Z 6, 7, 8, 9, 12, 16 1.57 – 1.89 4.41 3.54 2.95 3.54 10
W 3LP, 4LP, 5LP 0.37 – 0.59 1.22 1.10 2.95 3.54 5
W 3LP, 4LP, 5LP 0.49 – 0.87 1.65 1.57 2.95 3.54 5
W 3LP, 4LP, 5LP 0.87 – 0.98 2.05 1.77 2.95 3.54 5
W 3LP, 4LP, 5LP 0.87 – 1.10 2.44 2.01 2.95 3.54 5
W 3LP, 4LP, 5LP 1.06 – 1.57 3.23 2.87 2.95 3.54 5
W 3LP, 4LP, 5LP 1.57 – 1.89 4.41 3.54 2.95 3.54 10
W 5, 6, 8, 10 0.91 – 1.50 2.44 2.83 3.54 4.33 9
W 5, 6, 8, 10 1.06 – 1.50 3.23 2.83 3.54 4.33 9
W 5, 6, 8, 10 1.61 – 2.17 4.41 3.54 3.54 4.33 9
W 5, 6, 8, 10 2.36 5.59 3.54 3.54 4.33 9
W 5, 6, 8, 10 2.56 5.59 5.12 3.54 4.33 9
W 5, 6, 8, 10 2.76 – 3.15 5.59 6.30 4.72 5.51 9
W 5HP, 6HP, 8HP, 10HP 1.10 2.44 3.54 3.54 4.33 9
W 5HP, 6HP, 8HP, 10HP 1.50 3.23 3.54 3.54 4.33 9
W 5HP, 6HP, 8HP, 10HP 1.65 – 2.17 4.41 3.54 3.54 4.33 9
W 5HP, 6HP, 8HP, 10HP 2.36 5.59 3.54 3.54 4.33 9
W 5HP, 6HP, 8HP, 10HP 2.56 – 2.95 5.59 5.12 3.54 4.33 9
W 13 1.50 – 3.15 6.77 5.12 4.33 6.30 9
W 13 3.54 6.77 7.87 4.33 6.30 9
G 3, 5, 6, 8 2.64-3.15 2.36 5.12 4.33 6.30 9
G 3, 5, 6, 8 1.46-3.15 4.41 5.12 4.33 6.30 9
G 3, 5, 6, 8 1.85-3.15 5.59 5.12 4.33 6.30 9
G 3, 5, 6, 8 1.50 – 3.15 6.77 5.12 4.33 6.30 9
G 3, 5, 6, 8 3.54 6.77 7.87 4.33 6.30 9
D 2 or 4 0.39 – 0.55 1.26 1.10 2.36 4.72 4
D 2 or 4 0.51 – 0.79 1.65 1.50 2.36 4.72 4
D 2 or 4 0.87 – 0.98 2.05 1.89 2.36 4.72 4
M 4 0 – 0.63 1.26 1.10 1.18 1.69 4
M 4 0.67 – 0.94 1.65 1.57 1.18 1.69 4

* To obtain a longer boss length it is possible to add a boss extension.

H-Series: Universal boss extensions are available in lengths of 0.39, 0.79 and 1.57 inch, and can be combined to a given length.

Z-Series: Universal boss extensions are available in lengths of 10mm, 20mm and 40mm, and can be combined to a given length. If the diameter of your desired aluminum impeller exceeds ø750mm and your desired bore exceeds ø38, we use bosses from the W-series as standard.

W-Series: W-boss extensions are available in lengths of 0.79 inch and 1.57 inch, and can be combined to a given length.

** n is the number of bolts in the bolt circle d4

 

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