| Material | Admiralty Brass | |
|---|---|---|
| Type | Admiralty Brass | |
| No. of Fins/Waves | 28 Fins per Inch | |
| Part Number | 286065 | |
| Fin Height | 0.035 in | 0.889 mm |
| Plain Section Average Diameter | 0.875 in | 22.225 mm |
| Plain Section Average Wall | 0.083 in | 2.108 mm |
| Wall Under Fin Average | 0.065 in | 1.651 mm |
| Wall Under Fin Minimum | 0.058 in | 1.473 mm |
| Nominal Root Diameter | 0.936 in | 20.447 mm |
| Fin Section I.D. | 0.675 in | 17.145 mm |
| Outside Area Ao | 0.588 ft²/ft | 0.179 m²/m |
| Inside Area Ai | 0.177 ft²/ft | 0.054 m²/m |
| Area Ratio Ao/Ai | 3.322 | |
| I.D. Cross Section Area | 0.358 in² | 2.309 cm² |