Industry: 3592—Carburetors, Pistons, Piston Rings, and Valves
Establishments primarily engaged in manufacturing carburetors, pistons, piston rings, and engine intake and exhaust valves. Establishments primarily engaged in manufacturing metallic packing are classified in Industry 3053, and those primarily engaged in manufacturing machine repair and equipment parts (except electric), on a job or order basis for others, are classified in Industry 3599.
| Carburetors, all types | Valves, engine: intake and exhaust |
| Pistons and piston rings | |
| Codes |
Titles | Total Marketable US Businesses |
| 35920000 | Carburetors, pistons, piston rings and valves | 22 |
| 35920100 | Valves | 172 |
| 35920101 | Valves, aircraft | 7 |
| 35920102 | Valves, engine | 20 |
| 35929901 | Carburetors | 61 |
| 35929902 | Pistons and piston rings | 37 |
