| STYLE DESIGNATOR | ANGLE |
| VALVE OPERATION METHOD | AUTOMATIC |
| MATERIAL | STEEL BODY |
| STEEL COMP 303 FLOW CONTROL DEVICE |
| STEEL COMP 303 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A351,GR CFS ASSN STD SINGLE MATERIAL RESPONSE BODY |
| QQ-S-764,CL303 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| QQ-S-764,CL303 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 750.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT SINGLE RESPONSE |
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| THREAD SERIES DESIGNATOR | UN ALL ENDS |
| NOMINAL THREAD SIZE | 2.250 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 12 ALL ENDS |
| THREAD CLASS | 3A ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | BOLTED |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 10.0 TO 14.0 POUNDS PER SQUARE INCH |