David, Here's the relevant dimensions of the knuckle face height from notes I have handy:
Prototype Type E 11" Prototype Type D 9" Prototype 3/4 MCB 6.75" Prototype 1/2 MCB 4.5" KD 804 15 11/16" (KD O scale coupler) KD 802/808 12" (also same as KD 803) SHS 01295 11.5" PROTO Max 10 1/8" KD 5 10 1/8" Steam Era Auto Couplers II 8 5/8" Hope this helps... Michael Sent from my iPad On Mar 3, 2013, at 6:00 PM, David Engle <[email protected]> wrote: > > > > I have always understood that the #5 coupler was closer to S size than HO. > What are the relative dimensions, especially the vertical pulling-face > dimension. > > I have also tried the KaDee #118 tighlock/shelf, and unfortunately, that > coupler is much closer to prototype size than the regular coupler > model/prototype reductions are. Now if there could be a coupler like that > only full-scale larger. . . > > The 802 as we know is the same head as for On3--what are the prototype size > relations there. > > Dave Engle > > >
