| EXTERNAL SCREW THREAD SERIES DESIGNATOR | NPT |
| EXTERNAL THREAD DIRECTION | RIGHT-HAND |
| EXTERNAL THREAD SIZE | 1-1/4-11-1/2 |
| INTERNAL SCREW THREAD SERIES DESIGNATOR | NPT |
| INTERNAL THREAD DIRECTION | RIGHT-HAND |
| INTERNAL THREAD SIZE | 1-11-1/2 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A197 ASSN STD 1ST MATERIAL RESPONSE AND QQ-I-666, GRADE 1 FED SPEC 2ND MATERIAL RESPONSE AND QQ-I-666, GRADE 2 FED SPEC 3RD MATERIAL RESPONSE OR QQ-I-652, CLASS 20 FED SPEC 4TH MATERIAL RESPONSE OR QQ-I-652, CLASS 25 FED SPEC 5TH MATERIAL RESPONSE OR QQ-I-652, CLASS 30 FED SPEC 6TH MATERIAL RESPONSE |
| MATERIAL | IRON MALLEABLE AND IRON CAST UNS F22400 AND IRON CAST UNS F22200 OR IRON CAST UNS F11401 OR IRON CAST UNS F11701 OR IRON CAST UNS F12101 |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND C STYLE |
| STYLE DESIGNATOR | OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL) |
| WORKING PRESSURE AND SERVICE TYPE | 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL DRY SATURATED STEAM |