July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Rear

Nominal Thickness	0.458-0.478 Inch (in)
Minimum Allowable Thickness	0.409 Inch (in)
Thickness Variation (Parallelism)	0.0005 Inch (in)
Lateral Runout (T.I.R.)	0.005 Inch (in)
Finish, Micro-Inch	15-80 Micro-Inches (micro-in)