| BONNET ATTACHMENT METHOD | UNION |
| BONNET TYPE | INSIDE SCREW |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| FEATURES PROVIDED | BONNET PACKING |
| FLOW CONTROL DEVICE | DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | A276 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | B164-61 ASSN STD 1ST MATERIAL RESPONSE AND A276 ASSN STD 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| MATERIAL | COPPER ALLOY 922 BODY |
| MATERIAL | COPPER ALLOY 922 STEM |
| MATERIAL | NICKEL ALLOY 400 AND STEEL FLOW CONTROL DEVICE |
| MATERIAL | STEEL SEAT |
| MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 425.0 FAHRENHEIT SINGLE RESPONSE |
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS |
| NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 300 CLASS |
| RENEWABLE SEAT RING TYPE | THREADED |
| SPECIAL FEATURES | VALVE SIZE 0.250 IN. |
| SPECIFICATION/STANDARD DATA | 59646-MSS-SP-80 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | STRAIGHT THRU |
| TEST DATA DOCUMENT | 59646-MSS-SP-80 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| VALVE OPERATION METHOD | MANUAL |