GUIDE
A DEVICE PREVENTING ROTATION ABOUT ONE OR MORE AXES DUE TO BENDING MOMENT OR TORSION. IN COMMON USAGE, A GUIDE NORMALLY PERMITS TRANSLATION ALONG THE PIPE AXIS BUT PREVENTS TRANSLATION PERPENDICULAR TO THE PIPE AXIS.
A DEVICE PREVENTING ROTATION ABOUT ONE OR MORE AXES DUE TO BENDING MOMENT OR TORSION. IN COMMON USAGE, A GUIDE NORMALLY PERMITS TRANSLATION ALONG THE PIPE AXIS BUT PREVENTS TRANSLATION PERPENDICULAR TO THE PIPE AXIS.