Jan 9, 2011 · Further questions regarding runout and perpendicularity, if both Fig.9-4 and 9-5 runout callout means perpendicularity, what is the differences between them? Season

Jun 7, 2024 · Y14.5-1994 shows perpendicularity to two datums, which I've always used (Fig 6-35, p.182). Y14.5-2009 and 2018 show perpendicularity to two datums but add an angularity …

Apr 7, 2025 · perpendicularity: the condition of a line element, surface, tangent plane, feature’s center plane, or feature’s axis at an implied or specified basic 90° perpendicular) angle relative …

Aug 13, 2009 · Perpendicularity is an angularity control but this one is set at 90 degrees. It is not strictly angularity though. Perpendicularity on a flat surface also includes flatness.

Jun 19, 2025 · The perpendicularity requirement could be a refinement of profile modified by <CF> (profile for location could be applied as a "2X" pattern). The role of the 18 non-basic …

Feb 8, 2007 · Does it make sense to call out a perpendicularity and surface profile for the same feature w.r.t the same datum? Doesnt one serve to tighten/negate the other? If my …

Mar 13, 2024 · So the perpendicularity has been basically whatever is best effort by the machinist. I also don't have precise enough equipment to measure the perpendicularity of the parts we …

Sep 19, 2019 · The perpendicularity of the threaded holes is more for looks than function. The assembly is a custom vacuum application for a customer where feedthroughs (plugs) are …

Dec 8, 2008 · The perpendicularity callout is a zone tolerance of the perpendicularity of the flange on the tube to the axis of Datum A. You take the basic location of the flange and project a line …

Apr 6, 2019 · In absence of a perpendicularity tolerance, the part can be any parallelogram because by definition (see para. 2.7.4 in Y14.5-2009) Rule #1 does not control orientation of …