| MATERIAL | COPPER ALLOY BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE |
| WATER, FRESH 2ND RESPONSE |
| AIR 3RD RESPONSE |
| MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | SOCKET WITH BRAZING RING (PIPE) ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES ALL ENDS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | "Y" PATTERN UNION END SWING CHECK VALVE |