Figure 10

Machining detail for seats of small WOODCO USA IBOP's that do not have removable seats

Line up O.D. of upper body in lathe: T.I.R. both ends not to exceed .002 inches. Original pin length has stock for rework.  Reface pin end only enough to allow recutting of the 45° taper to the dimension shown.  I.D. dimension shown only for inspection purposes, do not machine I.D. during rework.