| EXTERNAL SCREW THREAD SERIES DESIGNATOR | NPT |
| EXTERNAL THREAD DIRECTION | RIGHT-HAND |
| EXTERNAL THREAD SIZE | 1/4-18 |
| INTERNAL SCREW THREAD SERIES DESIGNATOR | NPT |
| INTERNAL THREAD DIRECTION | RIGHT-HAND |
| INTERNAL THREAD SIZE | 1/8-27 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B145, ALLOY 4B ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | COPPER ALLOY 838 |
| NONDEFINITIVE SPEC/STD DATA | B CLASS AND 2 RATING |
| SPECIFICATION/STANDARD DATA | 96906-MS14315 GOVERNMENT STANDARD |
| WORKING PRESSURE AND SERVICE TYPE | 125.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM |
| STYLE DESIGNATOR | OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL) |