X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.121] verified) by logan.com (CommuniGate Pro SMTP 5.3.11) with ESMTP id 4635277 for flyrotary@lancaironline.net; Thu, 09 Dec 2010 10:30:08 -0500 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.121; envelope-from=eanderson@carolina.rr.com Return-Path: X-Authority-Analysis: v=1.1 cv=Inhw+Jdt7z1D3BivGPfn2aw54OvUEJw5lAn/booRZkE= c=1 sm=0 a=i-lBcY9oSHcA:10 a=rPkcCx1H5rrOSfN0dPC7kw==:17 a=ayC55rCoAAAA:8 a=pGLkceISAAAA:8 a=HZJGGiqLAAAA:8 a=qOD4GoTbAAAA:8 a=LoHkbMfiAAAA:8 a=Ia-xEzejAAAA:8 a=ZWbVyDYcnxuGZgcef-UA:9 a=SYNLlfJvTU8AKVDqK_IA:7 a=drSkBPejl7NLoNAX8YDUlT9inhUA:4 a=wPNLvfGTeEIA:10 a=R_CONM9YRC4A:10 a=MSl-tDqOz04A:10 a=HeoGohOdMD0A:10 a=wvcWU0hdy_YA:10 a=EzXvWhQp4_cA:10 a=b8XqwIWiIzsaMijaS5MA:9 a=KrQVLRbDbX5wLLNVGaIA:7 a=_QcVvokjvB6gp3Y2U2WD9IF6NzMA:4 a=XF95kfKC9TwA:10 a=rPkcCx1H5rrOSfN0dPC7kw==:117 X-Cloudmark-Score: 0 X-Originating-IP: 174.110.167.5 Received: from [174.110.167.5] ([174.110.167.5:53464] helo=EdPC) by cdptpa-oedge04.mail.rr.com (envelope-from ) (ecelerity 2.2.3.46 r()) with ESMTP id A9/D8-13137-DD5F00D4; Thu, 09 Dec 2010 15:29:33 +0000 Message-ID: <063D2D8AD9AD4695A3DCF9F82A89C80E@EdPC> From: "Ed Anderson" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Source for 18mm x 2.0 Bolt Date: Thu, 9 Dec 2010 10:29:24 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0031_01CB978B.F304FDB0" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 This is a multi-part message in MIME format. ------=_NextPart_000_0031_01CB978B.F304FDB0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Ah, I had missed the part about already tapping the hole with the = 18x2.0. Yes, that sort of puts you needing a 18x2.0 bolt. Ed From: Mark Steitle=20 Sent: Thursday, December 09, 2010 7:37 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: Source for 18mm x 2.0 Bolt Ed, =20 I totally agree, except were you don't have much other choice, like when = plugging the heater port. There isn't enough material to drill & tap to = a common size. The 18mm was a good fit, and would have worked out great = if we had used a more common pitch, like 1.5. Who would have known that = they make taps for non-existent bolt sizes. Mark On Thu, Dec 9, 2010 at 6:15 AM, Ed Anderson = wrote: I would avoid the "have it made route" if possible. If for some = reason you ever needed a replacement, you'd have to have it made again. = Although, I must admit, I can't imagine what would ruin an 18x2.0 bolt = that wouldn't trash the engine - but you never know {:>). I try to stick with easily available standard sizes if at all possible = for just about anything on the aircraft - so I can run down to local = Auto store when away from home and get the part if needed. Ed From: Mark Steitle=20 Sent: Thursday, December 09, 2010 6:35 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: Source for 18mm x 2.0 Bolt From the responses received on this it looks like the best route is to = go see the machinist and have one made. Oh, and throw the 18mm x 2.0 = tap in the trash. =20 Mark On Wed, Dec 8, 2010 at 9:26 PM, Dave wrote: Bought something bigger, cut it down... filed the threads into a = taper at the tip and played with it carefully so it didnt cross thread. = Thats what I did with our first attempt at a block, when we put an = aluminum adapter on the oil pump pad for oil return and PSRU feed. Later gen used the stock oil return fitting with an AN adapter on = it.=20 On 12/8/2010 3:40 PM, Mark Steitle wrote:=20 Kelly, =20 Short story is that this is the tap size I had handy that fit the = hole. We're trying to plug the heater port on the rear housing. Who = would have thought that an 18mm x 2.0 would be an oddball size! We = found a place that sells 18mm x 2.0 nuts, but they tell us that nobody = makes an 18 x 2.0 bolt. That seems hard to believe. =20 Mark =20 On Wed, Dec 8, 2010 at 3:26 PM, Kelly Troyer = wrote: Mark, Try the link below.............What in the world is it for = !!.................There may be other sources but this is the first one I found................. = http://www.fullermetric.com/products/hex/din933_931-8.8hex_head_cap_screw= .html#14-20 Kelly Troyer "DYKE DELTA JD2" (Eventually) "13B ROTARY"_ Engine "RWS"_RD1C/EC2/EM2 "MISTRAL"_Backplate/Oil Manifold "TURBONETICS"_TO4E50 Turbo ------------------------------------------------------------------------ From: Richard Sohn To: Rotary motors in aircraft Sent: Wed, December 8, 2010 2:57:49 PM Subject: [FlyRotary] Re: Source for 18mm x 2.0 Bolt You will have a hard time for that. M18 x 2.5 is standard and = first choice fine is 18 x 1.5 . You may have to get it made.=20 Richard Sohn N2071U ----- Original Message -----=20 From: Mark Steitle=20 To: Rotary motors in aircraft=20 Sent: Wednesday, December 08, 2010 1:49 PM Subject: [FlyRotary] Source for 18mm x 2.0 Bolt Anyone know where I can purchase an 18mm x 2.0 bolt? =20 ------=_NextPart_000_0031_01CB978B.F304FDB0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Ah, I had missed the part about already tapping = the hole=20 with the 18x2.0.  Yes, that sort of puts you needing a 18x2.0=20 bolt.
 
Ed

From: Mark Steitle
Sent: Thursday, December 09, 2010 7:37 AM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: Source for 18mm x 2.0=20 Bolt

Ed, =20

I totally agree, except were you don't have much other choice, like = when=20 plugging the heater port.  There isn't enough material to drill = & tap=20 to a common size.  The 18mm was a good fit, and would have worked = out great=20 if we had used a more common pitch, like 1.5.  Who would have known = that=20 they make taps for non-existent bolt sizes.

Mark

On Thu, Dec 9, 2010 at 6:15 AM, Ed Anderson = <eanderson@carolina.rr.com&g= t;=20 wrote:
I would avoid the "have it made route" if=20 possible.  If for some reason you ever needed a replacement, = you'd have=20 to have it made again.  Although, I must admit, I can't imagine = what=20 would ruin an 18x2.0 bolt that wouldn't trash the engine - but you = never know=20 {:>).
 
I try to stick with easily available standard = sizes if=20 at all possible for just about anything on the aircraft - so I can run = down to=20 local Auto store when away from home and get the part if = needed.
 
Ed

Sent: Thursday, December 09, 2010 6:35 AM
Subject: [FlyRotary] Re: Source for 18mm x 2.0=20 Bolt

From the responses received on this it looks like the = best=20 route is to go see the machinist and have one made.  Oh, and = throw the=20 18mm x 2.0 tap in the trash.  =20

Mark

On Wed, Dec 8, 2010 at 9:26 PM, Dave <david.staten@gmail.com> wrote:
Bought something bigger, = cut it=20 down... filed the threads into a taper at the tip and played with it = carefully so it didnt cross thread. Thats what I did with our first = attempt=20 at a block, when we put an aluminum adapter on the oil pump pad for = oil=20 return and PSRU feed.

Later gen used the stock oil return = fitting=20 with an AN adapter on it.

On 12/8/2010 3:40 PM, Mark Steitle = wrote:=20
Kelly, 
 
Short story is that this is the tap size I had handy that fit = the=20 hole.  We're trying to plug the heater port on the rear=20 housing.  Who would have thought that an 18mm = x=20 2.0 would be an oddball size!  We found a place = that sells=20 18mm x 2.0 nuts, but they tell us that nobody makes an 18 x = 2.0=20 bolt.  That seems hard to believe.  =   
 
Mark 

On Wed, Dec 8, 2010 at 3:26 PM, Kelly = Troyer <keltro@att.net> wrote:
Mark,
   Try the link below.............What in the = world is it=20 for !!.................There may be other sources but
 
this is the first one I found.................
     http://www.fullermetric.com/products/hex/din933_931-8.8he= x_head_cap_screw.html#14-20
 

Kelly Troyer
"DYKE DELTA = JD2" (Eventually)

"13B ROTARY"_ = Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil=20 Manifold

"TURBONETICS"_TO4E50 Turbo



From: Richard = Sohn <res12@fairpoint.net>
To: Rotary motors in = aircraft=20 <flyrotary@lancaironline.net>
Sent: Wed, December 8, = 2010 2:57:49=20 PM
Subject: = [FlyRotary]=20 Re: Source for 18mm x 2.0 Bolt

You will have a hard time for = that. M18 x=20 2.5 is standard and first choice fine is 18 x 1.5 . You may have = to get=20 it made.
 
Richard = Sohn
N2071U
----- Original Message ----- =
From: Mark Steitle
To: Rotary motors in aircraft
Sent: Wednesday, = December 08,=20 2010 1:49 PM
Subject: [FlyRotary] = Source for=20 18mm x 2.0 Bolt

Anyone know where I can purchase an 18mm x 2.0=20 bolt? =20 =

=


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