| BONNET ATTACHMENT METHOD | UNION |
| BONNET TYPE | INSIDE SCREW |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| FLOW CONTROL DEVICE | DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-276 TYPE 420 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-276 TYPE 420 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-371 ALLOY 694 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MATERIAL | COPPER ALLOY 642 STEM |
| MATERIAL | COPPER ALLOY 922 BODY |
| MATERIAL | GRAPHITE PACKING |
| MATERIAL | STEEL COMP 420 FLOW CONTROL DEVICE |
| MATERIAL | STEEL COMP 420 SEAT |
| MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS 2ND RESPONSE |
| NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS |
| STYLE DESIGNATOR | STRAIGHT THRU |
| SUPPLEMENTARY FEATURES | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES; 82666 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| VALVE OPERATION METHOD | MANUAL |