Attributes
| Key ^ | Value |
|---|---|
| Country of Origin (subject to change) | Unknown |
| Finish | RMS 45 Max |
| Grade | 4142 |
| Hardness Scale | 261 to 321 BHN |
| Item | 4142 Flat Stock |
| Length | 18" |
| Length Tolerance | +.125"/.250" |
| Material | Steel |
| Standards | UNS G41420, ASTM A-322 |
| Thickness | 3/16" |
| Width | 4" |