[Fot] O-ring for TR3a "B" style calipers

[EDWARD WOODS]

Albert says he has them at TRF, part no. SLP253 @ 1.50 each.


Ed Woods

> On January 18, 2019 at 8:18 AM "Alan ... via Fot" <fot at autox.team.net> wrote:
> 
>     The secret Girling part # for the o-ring is 67320783.
> 
> 
> 
>     ---------------------------------------------
>     From: Duncan Charlton via Fot <fot at autox.team.net>
>     To: FOT Triumph <fot at autox.team.net>
>     Sent: Friday, January 18, 2019 2:45 AM
>     Subject: Re: [Fot] O-ring for TR3a "B" style calipers
> 
>     You might try your local bearing house.  I once needed something to to fix a pushrod tube leak in a vintage motorcycle and they came up with quad rings, which I previously didn’t know existed.  They had all sorts of resources and the three or four such establishments I’ve been to had employees who were eager to help me find a solution — nothing like your typical franchise auto parts store these days.
> 
>     You might also check online bearing supply catalogs for SKF, etc.
> 
>     Duncan
> 
>     > On Jan 17, 2019, at 4:30 PM, Jason Sukey via Fot < fot at autox.team.net mailto:fot at autox.team.net > wrote:
>     >
>     > Does anyone have experience with the square o-ring needed for TR3A split calipers ("B" style with bolt down pad retainers)?
>     >
>     > The seal recess in these measures 9/16" diameter, compared to the later 16P calipers that have a 1/2" diameter seal recess.
>     >
>     > The o-rings I just received from Moss (583-821) measure 1/2", same as the seals for the 16P calipers.  Moss is at least looking into it, but they don't have any more on the shelf to check.
>     >
>     > Does anyone know of a source for these?
>     >
>     > Jason
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