height is 0.060 in. and diameter is 0.800 in , material is beryllium oxide
NSN 6130-01-136-7892
NSN 5960-00-088-9897
NSN 5975-01-634-0678
NSN 5915-01-369-6253
NSN 6240-00-256-6410
NSN 6620-01-554-3987
NSN 5895-01-076-8846
NSN 6145-01-416-7386
NSN 5855-01-463-9401
NSN 5996-00-377-9464
NSN 6110-01-478-2930
NSN 6110-01-646-8745