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

Mar 8, 2012 · Can anyone please clarify if a perpendicularity call out is controlled by a basic dimension or not? In other words is the tolerance zone centered on a basic dimension?

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 dimension is not …

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 constraint …

May 4, 2020 · In the perpendicularity case, the two tolerance zones have to be perpendicular to the datum center plane A. And that's all. In the position case, the two tolerance zones have to be …

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 to one or …

Aug 21, 2012 · Hey everyone, I'm having a conceptual problem with some language in the new 2009 standard regarding perpendicularity. The 1994 standard stated that a perpendicular tolerance zone …

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 1/2 the …

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 mounted to the plate. …

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.