As you found there are two autostop valves.  One is an aluminum body and is
not repairable.  As for the kits being available...not always.  A local shop
has been backorder for the kit for almost 6 months.

jimt

On 5/24/05 2:22 PM, "roger sisler" <rogersisler2000@YAHOO.COM> wrote:

> Hello, I have found out that repair kits are avaliable for the auto stop
> valve.Cant cost much, or include many parts ,as there are about 3 parts to the
> valve in the first place. It includes o-rings and lubricant and maybe a
> warning sticker or two.Hope you never have your valve get stuck open when
> filling.If it does, dont ditch the valve , but fix it(much to the dismay to
> the propane propriater).The company that manufactures them is called
> Manchester Tank .They are in Brentwood Tenn.1-800-640-6327. I called them and
> found out that they have the kit for the auto stop valve #530. This is the
> brass valve. If your valve is aluminium, you have the auto stop valve
> #430.Dont know if they have a kit for this valve, but the lady who answered
> the phone said that they dont recomend fixing the aluminum valve.The part
> number for the kit is  # V 20128.They do not retail these kits, and say that I
> must go to a chain type LP retailer ,or RV shop and have them order for me. I
> dont know if this is
> common knowlege or not,.Just thought I would post it as tank filling season is
> upon us.I could not find "auto stop" listed in the archives.
>