My KR-2S plans say the forward center spars are 2 and 5/32" wide from the top looking down. The forward outer spars are 1 and 15/16" from the top looking down. So the outer wafs are designed to nestle inside the inner wafs snugly. -Seth
On Tue, Nov 12, 2013 at 7:10 AM, Mark Langford <ml at n56ml.com> wrote: > Paul Visk wrote: > > >>I'm seeing that the fwd center spar is 2.16" wide not including the > plywood. The fwd outer spar is 2.16" also. Doesn't the outer spar need to > be narrower for the waf to go inside the center spar waf? I know it does > I'm just missing something. rk from Sprint! << > > They must not nest then. It's been a long time since I built mine, and > that area is one of many in the plans that require careful study, and > sometimes, wild extrapolation. Come to think of it, one of the things I'll > do differently next time is butt the main spars up against each other to > eliminate the gap between the spars, and the only way that could happen is > if they are both the same width. A bushing is then used through the 3/8" > bolt locations (and epoxied into the wood), so you only have one 3/8" joint > per pair of WAFS, rather than two, and it's quicker to disassemble, and > less of a hole is needed on top of the wing. I didn't invent this...I read > it in one of the old newsletters... > > Mark Langford, Harvest, AL > ML at N56ML.com > www.N56ML.com > > > > > _______________________________________________ > Search the KRnet Archives at http://tugantek.com/archmailv2-kr/search. > To UNsubscribe from KRnet, send a message to KRnet-leave at list.krnet.org > please see other KRnet info at http://www.krnet.org/info.html > see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change > options >
