4142 Alloy Steel Square Bar: 3.75 in Thick, +/-0.001 in, 3 3/4 in x 18 in Nominal Size (WxL), Mill
Item: 799AD1,
MFR: 19122_18_0,
Brand: GRAINGER APPROVED
| Material Grade | 4142 |
| Shape | Square Bar |
| Thickness | 3.75 in |
| Thickness Tolerance | +/-0.001 in |
| Overall Width | 3-3/4 in |
| Overall Length | 18 in |
| Fabrication | Hot Rolled |
| Mechanical Finish | Mill |
| Rockwell Hardness | B75 |
| Brinell Hardness | 120 |
| Yield Strength | Not Rated |
| Heat Treatable | Yes |
| Heat Treatment | Pre-Hardened |
| Standards | AMS 4120, AMS-QQ-A 225/6, ASTM B211 |