Well if it is any help the SR/NR front is 7/32. But that is as far as my knowledge goes. Steven Willis The Bike Stand 1778 East Second Street Scotch Plains NJ 07076 908-322-3330 http://www.thebikestand.com
>I think I recall a prior posting that stated that NR/SR front hubs used
> 3/16" bearings but I recently tore down a front hub that had 7/32"
> bearings ('74 lock nut date code) and spun very smoothly. Now for the
> real issue, I have a pair of 3 piece Campy track hubs that apparently
> were built up from shells ('87 lock nut date code) but the front is not
> particularly smooth and is difficult to adjust to eliminate play. It is
> assembled with 3/16' bearings, 10 per side. What is the correct bearing
> size for this hub and how would I identify the correct cones if what I
> have is incorrect?
>
> Norm Lafleur
> Ashfield, Ma.