: This is a specific crystal oscillator component found at electronics distributors like Mouser.
Based on current information, does not appear to be a widely documented commercial product or standardized technical code. It may refer to a highly specific internal tracking number, an obscure industrial part, or a typo for a more common component. Lrtc 7z 006
If you are looking for parts with similar numbering, here are a few potential matches: : This is a specific crystal oscillator component