X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf20aec.mail.bellsouth.net ([205.152.59.68] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTP id 2165785 for flyrotary@lancaironline.net; Sun, 08 Jul 2007 18:04:14 -0400 Received-SPF: none receiver=logan.com; client-ip=205.152.59.68; envelope-from=rusty@radrotary.com Received: from ibm62aec.bellsouth.net ([65.6.194.9]) by imf20aec.mail.bellsouth.net with ESMTP id <20070708220337.QVPC28619.imf20aec.mail.bellsouth.net@ibm62aec.bellsouth.net> for ; Sun, 8 Jul 2007 18:03:37 -0400 Received: from rad ([65.6.194.9]) by ibm62aec.bellsouth.net with ESMTP id <20070708220336.GNQZ20509.ibm62aec.bellsouth.net@rad> for ; Sun, 8 Jul 2007 18:03:36 -0400 From: "Russell Duffy" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Sealing AN fittings Date: Sun, 8 Jul 2007 17:03:36 -0500 Message-ID: <000001c7c1ab$d580b9a0$a301a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C7C181.ECAAB1A0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6822 Importance: Normal Thread-Index: AcfBqPhu16I8r68dQoO21CvYZC3Q1wAAlLTg In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3138 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C7C181.ECAAB1A0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Is it permissible or advisable to use some sort of nylon washer inside the fitting to get an airtight seal? Hi Ernest, They make a seal just for these 37 degree fittings. They seem to be = really soft aluminum, and I've used them successfully once before. I've also polished the sealing surfaces when I've seen a scratch, and that's = worked as well. Good luck. =20 http://www.aircraftspruce.com/catalog/hapages/del37fittings.php =20 Rusty =20 =20 ------=_NextPart_000_0001_01C7C181.ECAAB1A0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

Is it permissible or advisable to use some sort of = nylon washer=20 inside
the fitting to get an airtight seal?

Hi=20 Ernest,

They = make a seal just=20 for these 37 degree fittings.  They seem to be really soft = aluminum, and=20 I've used them successfully once before.  I've also polished=20 the sealing surfaces when I've seen a scratch, and that's worked as = well.  Good luck.
 
= http://www.aircraftspruce.com/catalog/hapages/del37fittings.php
 
Rusty
 
 



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