GRP (Polyester) Stern Tube w/ Cutlass Bearing

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GRP (Polyester) Stern Tube w/ Cutlass Bearing

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G.R.P. (Polyester) stern tube suitable for a water lubricated propeller shaft assembly.
The propeller end of the G.R.P. stern tube is provided with an outer cutless bearing. The stern tubes must be bonded directly into the hull.



Length B


BG25 25 581,5 1081,5 1581,5 2081,5 8 44
BG30 30 595,5 1095,5 1595,5 2095,5 10 50
BG35 35 595,5 1095,5 1595,5 2095,5 10 57
BG40 40 on request 12 62

G.R.P. (Polyester) stern tube assembly

1. Propeller shaft
2. Stern tube
3. Inner bearing

G.R.P. tubes, can be supplied with the same ZWB dual shaft seal. For the BG25 also the Triple lip seal can be used.The stern tubes which are provided with a cutless bearing, must be bonded directly into the hull.

Type Ø D A J Ø Q W C Length B
BG250500 25 Shaft length 40 44 112 127 581,5 1081,5 1581,5 2081,5
BG300500 30 57 50 112 172 595,5 1095,5 1595,5 2095,5
BG350500 35 54 57 112 184 595,5 1095,5 1595,5 2095,5
BG400500 40 64 62 114 214 595,5 1095,5 1595,5 2095,5

After ordering online, you will receive an email confirmation containing your order details from Your order will be confirmed within a few minutes of placing your order.

It is our policy to ensure we deliver to our customers in a timely manner. In order to achieve this we use a range of freight companies depending on the size and weight of your order. In some instances we may use a number of carriers to get your products to you. For example chain may come by road, some electronic equipment by air.

Orders delivered to Australian Post Codes under $499 attract an $18.00 shipping charge. Orders of $499 or more ship free.

International orders will be charged at $0.00 initially and our staff will be in contact with a shipping quote. If the quote is not accepted the customer reserves the right to cancel their order and be refunded in full.

Should you have any queries or concerns about shipping, please contact us and we will have someone get back to you.