Expanded Adaptor 16g I.D.
| Diameter | Part # | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| inches | mm | Mild Steel | Aluminized | |||||||
| 2 < 2 1/2 | 50.8 < 63.5 | 2220 | 2220A | |||||||
| 2 < 3 | 50.8 < 76.2 | 2221 | 2221A | |||||||
| 2 1/2 < 3 | 63.5 < 76.2 | 2222 | 2222A | |||||||
| 3 < 3 1/2 | 76.2 < 88.9 | 2223 | 2223A | |||||||
| 3 < 4 | 76.2 < 101.6 | 2224 | 2224A | |||||||
| 3 1/2 < 4 | 88.9 < 101.6 | 2225 | 2225A | |||||||
| 4 < 5 | 101.6 < 127 | 2226 | 2226A | |||||||
| 5 < 6 | 127 < 152.4 | 2227 | 2227A | |||||||