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Helix variation

Helix variation Per ASME B1.7-2006 Definitions [ back to main page ]

Helix variation: the axial variation of the screw thread’s actual helical path on the pitch cylinder relative to its true helix within the gaging length.  See also drunken thread or lead.

 

Original Posting: 3/20/2012
Last Revision:
Error corrections in, or comments about, the above data can be sent to: gageguy@gagecrib.com

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