| STYLE DESIGNATOR | ANGLE | 
| VALVE OPERATION METHOD | MANUAL OR | 
 | AUTOMATIC | 
| MATERIAL | STEEL BODY | 
 | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | 
 | STEEL CORROSION RESISTING SEAT | 
 | STEEL CORROSION RESISTING STEM | 
| FLOW CONTROL DEVICE | DISK | 
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | 
| MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | 
| MAXIMUM OPERATING TEMP | 650.0 DEG FAHRENHEIT SINGLE RESPONSE | 
| CONNECTION TYPE | FLANGE ALL ENDS | 
| FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | 
| NOMINAL OUTSIDE DIAMETER | 4.250 INCHES ALL ENDS | 
| NOMINAL THICKNESS | 0.438 INCHES ALL ENDS | 
| BOLT HOLE QUANTITY | 4 ALL ENDS | 
| BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES ALL ENDS | 
| BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES ALL ENDS | 
| FLANGE FACE DESIGN | PLAIN ALL ENDS | 
| BONNET TYPE | INSIDE SPRING | 
| BONNET ATTACHMENT METHOD | THREADED | 
| DISK LOADING METHOD | SPRING | 
| ADJUSTABLE PRESSURE RANGE | 101.0 TO 149.0 POUNDS PER SQUARE INCH | 
| FEATURES PROVIDED | VALVE STEM LOCK SHIELD |