| Code | Parts | Materials | Note |
| A | SS Adapter | SS 304 | Stainless Steel 304 Coated with Nickel |
| B | Sleeve | Kovar 4J33 | JIS Code KV-4(Ni33Co17) |
| C | Ceramic Tube | 96% alumina | Ends metalizing thin layer of Molybdenum |
| D | Cap | Kovar 4J33 | JIS Code KV-4(Ni33Co17) |
| E | Electrode | OFHC Copper | Oxygen Free High Conductivity Copper |
| X | Brazing Area | Silver+Copper Eutectic Alloy | Complete vacuum brazing |