DIAMETER: 3.000″+.000″/-.005″
THICKNESS: 0.375″+/-.005″
PARALLELISM: 3 ARC MINUTES MAXIMUM
FLATNESS: NOT SPECIFIED
THRU HOLE DIAMETER: 0.0625″+/-.0040″, 2 PLACES.
THRU HOLE LOCATION: 180deg APART ON A 2.250″
+/-.005″ BOLT CIRCLE.
EDGE BEVEL: LIGHT PROTECTIVE BREAK, 2 PLACES.
SURFACE FINISH: 80-50 PER MIL-PRF-13830, 2 FACES.
MATERIAL TYPE/QUALITY: CRYSTAL QUARTZ, OPTICAL
GRADE.
CRYSTALLOGRAPHIC ORIENTATION: Z-CUT