| AB | AC | AD | AE | AF | AG | AI | AL | AM | AN | AP | AQ | AR | AS | AT | AU | AV | AW | AX | AZ |
| Index entry | NAICS Code | U.S. NAICS Title |
|---|---|---|
| Axes manufacturing | 332212 | Hand and Edge Tool Manufacturing |
| Axle bearings, automotive, truck, and bus, manufacturing | 336350 | Motor Vehicle Transmission and Power Train Parts Manufacturing |
| Axles, rolled or forged, made in steel mills | 331111 | Iron and Steel Mills |
| AB | AC | AD | AE | AF | AG | AI | AL | AM | AN | AP | AQ | AR | AS | AT | AU | AV | AW | AX | AZ |