

Precision made ceramic oval thermocouple tubes.
Click on dimension header to list by size
This information is for design guidance only. Du-Co Ceramics Company will not guarantee this information as absolute values. Various geometries can affect properties.
| Part No. | OD | OD 2 | 2 Hole | Material |
|---|---|---|---|---|
| O-58 | 0.144 | 0.091 | 0.042 | Steatite |
| O-23 | 0.144 | 0.091 | 0.028 | Steatite |
| O-31 | 0.156 | 0.094 | 0.046 | Steatite |
| O-65 | 0.160 | 0.086 | 0.043 | Cordierite |
| O-61 | 0.171 | 0.117 | 0.050 | Cordierite |
| O-21 | 0.172 | 0.118 | 0.042 | Steatite |
| O-64 | 0.172 | 0.118 | 0.047 | Steatite |
| O-33 | 0.226 | 0.128 | 0.059 | Cordierite |
| O-20 | 0.281 | 0.250 | 0.085 | Steatite |
| O-3 | 0.281 | 0.210 | 0.085 | Steatite |
| O-52 | 0.312 | 0.187 | 0.080 | Cordierite |
| O-56 | 0.312 | 0.187 | 0.105 | Steatite |
| O-17 | 0.312 | 0.187 | 0.090 | Steatite |
| O-14 | 0.375 | 0.217 | 0.093 | Cordierite |
| O-13 | 0.375 | 0.217 | 0.109 | Cordierite |
| O-42 | 0.375 | 0.250 | 0.109 | Cordierite |
| O-47 | 0.375 | 0.250 | 0.093 | Steatite |
| O-28 | 0.406 | 0.218 | 0.109 | Cordierite |
| O-12 | 0.437 | 0.250 | 0.156 | Cordierite |
| Part No. | OD | OD 2 | 2 Hole | Material |
| O-24 | 0.468 | 0.281 | 0.156 | Cordierite |
| O-49 | 0.500 | 0.285 | 0.187 | Cordierite |
| O-48 | 0.500 | 0.312 | 0.185 | Steatite |
| O-40 | 0.500 | 0.284 | 0.157 | Steatite |
| O-25 | 0.500 | 0.284 | 0.157 | Cordierite |
| O-32 | 0.500 | 0.284 | 0.156 | Cordierite |
| O-34 | 0.500 | 0.281 | 0.187 | Cordierite |
| O-8 | 0.500 | 0.281 | 0.163 | Cordierite |
| O-53 | 0.500 | 0.250 | 0.156 | Cordierite |
| O-63 | 0.562 | 0.312 | 0.191 | Cordierite |
| O-6 | 0.562 | 0.312 | 0.187 | Cordierite |
| O-50 | 0.575 | 0.313 | 0.193 | Steatite |
| O-4 | 0.625 | 0.312 | 0.203 | Cordierite |
| O-2 | 0.645 | 0.375 | 0.220 | Cordierite |
| O-1 | 0.710 | 0.410 | 0.250 | Cordierite |
| O-60 | 0.710 | 0.410 | 0.171 | Cordierite |
Standard lengths are 1″, 2″ & 3″ long, however the length can be made to best fit your application. Please call for additional information.