| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B62 ALLOY 172 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| ASTM D574 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| ASTM D1457 ASSN STD SINGLE MATERIAL RESPONSE PACKING |
| ASTM B140 ALLOY 314 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| ASTM B30 ALLOY 876 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE |
| WATER-OIL-GAS 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| 300.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MAXIMUM OPERATING TEMP | 300.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| NOMINAL THREAD SIZE | 1.000 INCHES ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | THREADED |
| FEATURES PROVIDED | BONNET PACKING |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND |
| B CLASS |
| SUPPLEMENTARY FEATURES | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES,14959 AND 76364 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESOTS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | WWV51 |