| CALIBER QUANTITY PER RIFLING TURN | 1 TURN IN 40.000 CALIBERS |
| FSC APPLICATION DATA | RIFLE,7.62 MM |
| GROOVE WIDTH | 0.167 INCHES NOMINAL |
| LAND WIDTH | 0.074 INCHES NOMINAL |
| OVERALL LENGTH | 21.973 INCHES MINIMUM AND 22.000 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-11595 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4150 |
| RIFLING DIRECTION | RIGHT-HAND |
| RIFLE BORE GROOVE QUANTITY | 4 |
| SIZE DESIGNATION | 7.62 MILLIMETER |
| SPECIAL FEATURES | BARREL HARDNESS,BRINELL 277 TO 331 |
| WEAPON MODEL NUMBER | M14 |
| WEAPON SIZE DESIGNATION | 7.62 MILLIMETER |
| SURFACE TREATMENT | PHOSPHATE MANGANESE LOCATION NOT OTHERWISE SPECIFIED |
| SURFACE TREATMENT | CHROMIUM INSIDE |