W series

Straight bore mounting

Pos. in hub	ø Bore	Hub
No.	Min-Max	Max l *	d2	d3	d4	n **
3LP, 4LP, 5LP	9,5 - 15,0	31	28	75	90	5
3LP, 4LP, 5LP	12,5 - 22,0	42	40	75	90	5
3LP, 4LP, 5LP	22,0 - 25,0	52	45	75	90	5
3LP, 4LP, 5LP	22,0 - 28,0	62	51	75	90	5
3LP, 4LP, 5LP	27,0 - 40,0	82	73	75	90	5
3LP, 4LP, 5LP	40,0 - 48,0	112	90	75	90	10
5, 6, 8, 10	23 - 38	62	72	90	110	9
5, 6, 8, 10	27 - 38	82	72	90	110	9
5, 6, 8, 10	41 - 55	112	90	90	110	9
5, 6, 8, 10	60	142	90	90	110	9
5, 6, 8, 10	65	142	130	90	110	9
5, 6, 8, 10	70 - 80	142	160	120	140	9
5HP, 6HP, 8HP, 10HP	28	62	90	90	110	9
5HP, 6HP, 8HP, 10HP	38	82	90	90	110	9
5HP, 6HP, 8HP, 10HP	42 - 55	112	90	90	110	9
5HP, 6HP, 8HP, 10HP	60	142	90	90	110	9
5HP, 6HP, 8HP, 10HP	65 - 75	142	130	90	110	9
13	38 - 80	172	130	110	160	9
13	90	172	200	110	160	9

* To obtain a longer boss length it is possible to add a boss extension. W-boss extensions are available in lengths of 20mm and 40mm, and can be combined to a given length.
** n is the number of bolts in the bolt circle d4


Technical information on our casted bosses (PDF)

Conical bore

If you need a conical bore, please contact your local distributor.
When we speak of conical bores, we use the following terms:

Bore (i.e. ø16)		Cone (i.e. 1:5)
Cone Length (i.e. 22mm)		l (i.e. 62mm)
		Counterbore (i.e. ø36)