Laser Etching 0.125″ high characters 0.0004″ maximum deep into face of 2.660″ diameter ring per General Electric Spec P23TE1, Method 7. Los Angeles, California.
Laser Etching 0.125″ high characters and serialization numbers 0.001″-0.002″ deep onto concave flat area of aerospace component per Parker Aerospace Specification BPS 4106, Method 9. Los Angeles, California.