| CONNECTION STYLE | PLAIN (PIPE) ALL ENDS |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| COUPLING FLANGE SHAPE | HEXAGON |
| OPERATING PRESSURE | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE |
| OPERATING PRESSURE | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE TAILPIECE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-I-666 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A47 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A197 ASSN STD 1ST MATERIAL RESPONSE OR ANSI G49.1 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A675 ASSN STD 2ND MATERIAL RESPONSE THREAD PIECE |
| MATERIAL | COPPER ALLOY SEAT |
| MATERIAL | IRON OR STEEL NUT |
| MATERIAL | IRON OR STEEL TAILPIECE |
| MATERIAL | IRON OR STEEL THREAD PIECE |
| MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT FIRST RESPONSE |
| MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SECOND RESPONSE |
| MEDIA FOR WHICH DESIGNED | STEAM FIRST RESPONSE |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SECOND RESPONSE |
| NOMINAL OVERALL LENGTH | 1.810 INCHES |
| NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS |
| NONDEFINITIVE SPEC/STD DATA | 2 CLASS AND A TYPE |
| REDUCER TYPE | CONCENTRIC |
| SEAT TYPE | GROUND-JOINT |
| SPECIFICATION/STANDARD DATA | 81348-WW-U-531 GOVERNMENT SPECIFICATION |
| STYLE DESIGNATOR | SCREWED |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |