Synthetic sapphire or ruby, olivehole 0.500 in. Min and 0.502 in. Max id; 0.119 in. Min and 0.120 in. Max od; 0.030 in. Min and 0.036 in. Max lg
An item generally round in shape and usually having a centrally located hole. It has at least one flat bearing surface. It is made of precious or semi-precious gem (ruby, sapphire and the like), natural or synthetic. It is intended for use in precision instruments, meters, timing devices, clocks, and the like.
Classification: Clock or watch jewels
NSN 6320-01-313-2709
NSN 6240-01-334-6961
NSN 5935-00-435-8466
NSN 6105-00-260-6700
NSN 5960-00-071-4602
NSN 5999-01-167-8884
NSN 5910-00-214-9332
NSN 6645-01-231-9891
NSN 5990-00-733-2342
NSN 6150-01-230-9697
NSN 6320-01-481-7322
NSN 6240-01-646-0860