| BONNET ATTACHMENT METHOD | THREADED |
| BONNET TYPE | INSIDE SCREW |
| CONNECTION TYPE | THREADED INTERNAL PIPE |
| NOMINAL THREAD SIZE | 1.500 INCHES |
| NONDEFINITIVE SPEC/STD DATA | III TYPE AND A CLASS AND 1 STYLE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 OR B5 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 OR B5 FED SPEC SINGLE MATERIAL RESPONSE DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 OR B5 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 OR B5 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| MATERIAL | COPPER ALLOY SEAT |
| MATERIAL | COPPER ALLOY STEM |
| MATERIAL | COPPER ALLOY BODY |
| MATERIAL | COPPER ALLOY DISK |
| MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 125.0 POUNDS PER SQUARE INCH STEAM AND 200.0 POUNDS PER SQUARE INCH WATER-OIL-GAS |
| MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 150.0 DEG FAHRENHEIT STEAM AND 150.0 DEG FAHRENHEIT WATER-OIL-GAS |
| SPECIAL FEATURES | PACKING MATL-ASBESTOS |
| THREAD SERIES DESIGNATOR | NPT |
| VALVE OPERATION METHOD | MANUAL |
| SPECIFICATION/STANDARD DATA | 81348-WW-V-54D GOVERNMENT SPECIFICATION |
| STEM TYPE | RISING |