[Healeys] Oil Drain Plug Thread Size

[Michael Salter]

The oil drain plug thread is 3/4" x 14 NPS (National Pipe Straight Thread)
If it was a tapered thread it would be NPT (National Pipe Thread) but it
isn't tapered.

M

On Sat., May 7, 2022, 2:14 p.m. Michael Salter, <michaelsalter at gmail.com>
wrote:

> Pretty sure that 4's and 6's all use the same sump plug.
>
> M
>
> On Sat., May 7, 2022, 1:29 p.m. Henry G Leach via Healeys, <
> healeys at autox.team.net> wrote:
>
>> I believe Curt Arndt has developed a list/chart of all the hardware
>> thread sizes on the Healey 100. Hank
>>
>> -----------------------------------------
>> From: "Harold Manifold via Healeys"
>> To: "simon.lachlan at alexarevel.plus.com"
>> Cc: "Healeys"
>> Sent: Saturday May 7 2022 9:23:10AM
>> Subject: Re: [Healeys] Oil Drain Plug Thread Size
>>
>> I thought BSF as well but the major diameter of 11/16” BSF is 0.688 and I
>> measured 0.74”. I was looking for the threading die size. Also I am
>> creating a list of all of the different thread types on my Healey and this
>> seems to be a new one.
>>
>>
>>
>> Harold
>>
>>
>>
>> *From:* simon.lachlan at alexarevel.plus.com
>> *Sent:* Saturday, May 7, 2022 2:06 AM
>> *To:* Harold Manifold
>> *Cc:* Healeys
>> *Subject:* RE: [Healeys] Oil Drain Plug Thread Size
>>
>>
>>
>> 11/16BS, 5/8W spanner…….
>>
>>
>>
>>
>>
>> *From:* Healeys <> *On Behalf Of* Harold Manifold via Healeys
>> *Sent:* 07 May 2022 02:37
>> *To:* Ken Fleming via Healeys <healeys at autox.team.net>
>> *Subject:* [Healeys] Oil Drain Plug Thread Size
>>
>>
>>
>> Well I am stumped again by another thread size on my Austin Healey 3000.
>> What size is the oil drain plug? It measures 0.74” major diameter x 14 tpi.
>>
>>
>>
>> Harold
>>
>>
>>
>>
>> _______________________________________________
>> Support Team.Net http://www.team.net/donate.html
>> Suggested annual donation  $12.75
>>
>> Archive: http://www.team.net/pipermail/healeys
>> http://autox.team.net/archive/healeys
>>
>> Healeys at autox.team.net
>> http://autox.team.net/mailman/listinfo/healeys
>>
>> Unsubscribe/Manage:
>> http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com
>>
>>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://autox.team.net/pipermail/healeys/attachments/20220508/318da2cd/attachment.htm>