Smev water trap van sink.

vindiboy

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Hi, does any one know where I can obtain an O Ring seal for the Smev water trap common in Motor homes, the complete trap is £10 and upwards depending on where bought but I only need an O Ring,I have just replaced the sinks in my van [enameled and tatty] with 2 stainless steel Smev ones , but now ,one of the traps is dripping after cleaning it,Sods Law ?thanks in anticipation.
 
Hi, does any one know where I can obtain an O Ring seal for the Smev water trap common in Motor homes, the complete trap is £10 and upwards depending on where bought but I only need an O Ring,I have just replaced the sinks in my van [enameled and tatty] with 2 stainless steel Smev ones , but now ,one of the traps is dripping after cleaning it,Sods Law ?thanks in anticipation.

When I needed one I measured the old one (OD, ID and thickness) then trawled the o ring suppliers online until I found one.

If yours is just leaking slightly, smear it in grease, Vaseline or similar and refit it. That should seal it.
 
Hi, does any one know where I can obtain an O Ring seal for the Smev water trap common in Motor homes, the complete trap is £10 and upwards depending on where bought but I only need an O Ring,I have just replaced the sinks in my van [enameled and tatty] with 2 stainless steel Smev ones , but now ,one of the traps is dripping after cleaning it,Sods Law ?thanks in anticipation.

O ring, visit the plumbers merchant, a roll ptfe tape may well do the job, again at the plumbers merchant.
 
Our local plumbers merchant has a box full of different sizes.
 
In the dark days when I was working ,our engineering stores had rolls of rubber O Ring material of all gauges and the guys just had a length cut off and made their O rings by simply joining the two ends with a special glue similar to super glue, but now ??:idea-007::(:(
 
Is it this?

Smev Dometic Sink Basin Waste Outlet & Plug Angled Fitting For 3/4" 20mm Hose 4015704176797 | eBay

If so, strip clean and put back together with silicone sealant.

If not, what size is it? I've got a fair few random seals / O-rings.
No it is this one.

Waste Fitting Double for 25mm ID Hose Made by SMEV It is the seal ring that is housed in the removable base of the fitting [ not shown ][remove the base by twisting 1/4 turn to remove ] for cleaning or unblocking.
 
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It may be the same as a domestic trap, but you'll just need to measure it.
 
Grease it

Get a tube/tube of silicon grease.
Its waterproof and seals small leaks.
 

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