A graduated one piece wood or metal measuring instrument, used in pattern making. The graduations are adjusted to compensate for the shrinkage of metal casting. The shrinkage of cast metal varies and shrinkage rules are made in various graduations. For combination square "shrink" blades, see blade, combination square.
Classification: Other measuring or checking instruments, appliances and machines, nesoi in chapter 90
NSN 5996-00-323-8215
NSN 5920-00-868-1691
NSN 6610-01-167-8747
NSN 6150-00-419-9833
NSN 6130-01-584-8668
NSN 2925-01-013-0413
NSN 5925-01-049-5694
NSN 5990-01-586-7318
NSN 6645-01-560-3034
NSN 6620-01-141-5747
NSN 5975-01-196-4990
NSN 6145-01-634-0388