[VHFcontesting] Source for button insulators and retainer washers.

[David Olean]

Cushcraft used the Heyco delrin insulators.

Dave K1WHS

On 5/9/2023 9:08 PM, k3sk at buckwalter.co wrote:
> They are available on Amazon in packages up to 250 pieces.
>
> Insulators are made by Heyco
>
> 1/4"” ID are SB-375-4
> 3/16” ID are either SB 312-3 or SB 375-3   Very slight difference in OD
> 3/8”  ID are SB-500-6
> 1/2 ” ID are SB-625-8
>
> The push nuts (metal fastener) are harder to find and can be expensive.   Amazon has them also     https://www.amazon.com/Value-Brand-4HFW2-Retention-PK200/dp/B07YP887WH/ref=sr_1_1?crid=3ODS6Y8DX2URK&keywords=push+nut+STL%2C+3%2F16+in&qid=1683574816&sprefix=push+nut+stl%2C+3%2F16+in%2Caps%2C196&sr=8-1
>
>
> de K3SK
>
> -----Original Message-----
> From: mikflathead at aol.com <mikflathead at aol.com>
> Sent: Tuesday, May 9, 2023 5:04 PM
> To: geoiii at kkn.net; aa5am.scott at gmail.com
> Cc: vhfcontesting at contesting.com
> Subject: Re: [VHFcontesting] Source for button insulators and retainer washers.
>
> Directive Systems has 50 insulators for $20.00 and 50 stainless keepers for $30.00. Be careful that you get stainless if ordering from a nut and bolt supplier.   Mike
>
>
> -----Original Message-----
> From: George Fremin III <geoiii at kkn.net>
> To: Scott Armstrong <aa5am.scott at gmail.com>
> Cc: vhfcontesting at contesting.com
> Sent: Tue, May 9, 2023 3:16 pm
> Subject: Re: [VHFcontesting] Source for button insulators and retainer washers.
>
> I looked for these for someone recently - but I did not try to order any.
>
> M2 and Directive Systems would be the places I would try.
>
> And you can also likely find them and places like McMaster Carr - I know they sell the retaining hardware because I looked for someone Recently.
>
>
>
>> On May 8, 2023, at 6:48 AM, Scott Armstrong <aa5am.scott at gmail.com> wrote:
>>
>> Hi Guys,
>>
>> Does anyone have a recommendation  for a source for the 3/16 button
>> insulators and retaining washers  for  the older Cushcraft antennas.
>>
>> Texas Towers no longer carries them.
>> M2 has them but seems awfully expensive. I'm not sure the antennas are
>> worth what a couple of bags of insulators and retains would cost+ shipping.
>>
>> Thanks and 73,
>> Scott AA5AM
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