This is a .30-06 Springfield featherweight barrel. The manufactured date falls somewhere between 1957-1963, determined by the 18-line #7 sight ramp.
Bluing - 90% - The bluing on this barrel is slightly worn in some spots. There are no significant spots of concentrated bluing wear, but a few spots of light wear throughout the barrel.
Metal - Overall, this barrel is in excellent condition. There are some very minor scratches in various spots along the barrel, but no significant nicks or other forms of metal damage.
Bore - 8/10 - The bore shows minimal signs of wear. The rifling is bright and smooth, and there are no signs of pitting or other metal damage throughout the bore. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE