X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 16 Mar 2010 23:58:44 -0400 Message-ID: X-Original-Return-Path: Received: from imr-db01.mx.aol.com ([205.188.91.95] verified) by logan.com (CommuniGate Pro SMTP 5.3.4) with ESMTP id 4168580 for lml@lancaironline.net; Tue, 16 Mar 2010 23:49:19 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.188.91.95; envelope-from=Sky2high@aol.com Received: from imo-ma01.mx.aol.com (imo-ma01.mx.aol.com [64.12.78.136]) by imr-db01.mx.aol.com (8.14.1/8.14.1) with ESMTP id o2H3mU9s029403 for ; Tue, 16 Mar 2010 23:48:30 -0400 Received: from Sky2high@aol.com by imo-ma01.mx.aol.com (mail_out_v42.9.) id q.d0c.708b4128 (37528) for ; Tue, 16 Mar 2010 23:48:25 -0400 (EDT) Received: from magic-d23.mail.aol.com (magic-d23.mail.aol.com [172.19.146.157]) by cia-mb01.mx.aol.com (v127_r1.2) with ESMTP id MAILCIAMB011-92984ba051092c5; Tue, 16 Mar 2010 23:48:25 -0500 From: Sky2high@aol.com X-Original-Message-ID: X-Original-Date: Tue, 16 Mar 2010 23:48:25 EDT Subject: Re: [LML] Re: Tires for a 360 X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_b35ad.2ee65b2f.38d1ab09_boundary" X-Mailer: AOL 9.5 sub 155 X-AOL-ORIG-IP: 67.175.242.202 X-AOL-IP: 172.19.146.157 X-Spam-Flag:NO X-AOL-SENDER: Sky2high@aol.com --part1_b35ad.2ee65b2f.38d1ab09_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit David, There are only two tires that I know of that are used on the 300 series aircraft - The Cheng (Chin,Lamb) and the Desser (11-400 for 5" wheels). The Cheng tires are 8 ply rated, max 90 psi and clearly marked "Not for Highway Use" and that implies some speed limitation. The Dessers are also 8 ply rated and marked for a max speed of 68 mph. Interesting about the Desser testing results, what were the Chin (Cheng, Lamb) test results, if any? My personal experience so far is that the Desser is a better wearing tire than the Chin. That's covering about 80 mph touchdowns with 450 lbs on each main at 1 G. (I wish I always made 1 G landings). What are options other than these two tires? What does the Legacy use for a nose tire? Scott Krueger (javascript:selectItem('11/400-5%208%20PR','')) 11/400-5 8 PLY AERO CLASSIC (NEW VERSION) Unit In Shopping Cart 39.95 New 2008 Design! 2 Groove, Wide Rib. Designed For Aircraft Loads and Speeds. In a message dated 3/16/2010 7:00:24 P.M. Central Daylight Time, marv@lancair.net writes: Posted for David Sterling : A couple of months ago I talked to Justin at Lancair about the Desser tires. As far as I am concerned their load and speed rating are not acceptable for the nose gear of a legacy. They were designed for the LSA aircraft. The load and speed rating is actually below what a legacy nose tire is subject to. Justin contacted Desser tires and got the test results for that tire. They tested the tire to 502 pounds at only 70 mph. The tire failed at 110 mph but only at 325 pounds. Justin said that lancair has contacted Desser tires requesting they manufacture a tire with a higher ply rating. If you are using this tire for the main tire of a 360 the problem is even worse as far as stress on the tire goes. Hopefully Desser tires will manufacture a tire that comes closer to what we need. David Sterling Lancair Legacy Race 8 -- For archives and unsub http://mail.lancaironline.net:81/lists/lml/List.html --part1_b35ad.2ee65b2f.38d1ab09_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
David,
 
There are only two tires that I know of that are used on the 300 seri= es=20 aircraft - The Cheng (Chin,Lamb) and the Desser (11-400 for 5"=20 wheels).  The Cheng tires are 8 ply rated, max 90 psi and clearly mar= ked=20 "Not for Highway Use" and that implies some speed limitation. = The=20 Dessers are also 8 ply rated and marked for a max speed of 68 mph.&nb= sp;=20 Interesting about the Desser testing results, what were the Chin (Che= ng,=20 Lamb)  test results, if any?
 
My personal experience so far is that the Desser is a better=20 wearing tire than the Chin.  That's covering about 80 mph= =20 touchdowns with 450 lbs on each main at 1 G.  (I wish I always= made 1=20 G landings).
 
What are options other than these two tires?
 
What does the Legacy use for a nose tire?
 
Scott Krueger
 
 
=20
11/400-5 8 PLY AERO CLASSI= C (NEW=20 VERSION) 
Unit=20 Price   <= /TD>   In Shop= ping=20 Cart 
39.95      =20  
New 2008 Design! 2 Groove, Wide Rib. Designed For Aircraft Load= s and=20 Speeds. 
 
 
In a message dated 3/16/2010 7:00:24 P.M. Central Daylight Time,=20 marv@lancair.net writes:
Posted for David Sterling=20 <dmsterling@cox.net>:

 A couple of months ago I talked= to=20 Justin at Lancair about the Desser tires.
 As far as I am concer= ned=20 their load and speed rating are not acceptable
 for the nose gea= r of a=20 legacy. They were designed for the LSA aircraft.
 The load and= speed=20 rating is actually below what a legacy nose tire
 is subject=20 to.
 
 Justin contacted Desser tires and got the test re= sults=20 for that tire.
 They tested the tire to 502 pounds at only 70=20 mph.
 The tire failed at 110 mph but only at 325=20 pounds.
 Justin said that lancair has contacted Desser tires=20 requesting they
manufacture a tire with
 a higher ply=20 rating.
 
 If you are using this tire for the main tire= of a=20 360 the problem is even
worse
 as far as stress on the tire= =20 goes.
 
 Hopefully Desser tires will manufacture a tire= that=20 comes closer to what we
need.
 
  David Sterling
=  =20 Lancair Legacy
      Race 8

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