| MATERIAL | COPPER ALLOY BODY |
| COPPER ALLOY OR |
| NICKEL ALLOY 400 FLOW CONTROL DEVICE |
| COPPER ALLOY SEAT |
| COPPER ALLOY STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| W156,WALWORTH CO MFR REF 1ST MATERIAL RESPONSE OR |
| QQ-N-281,CLASSA FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE |
| QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| W156,WALWORTH CO MFR REF SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | STREAMLINED WITH TWO BRAZING RINGS ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES ALL ENDS |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | THREADED |
| FEATURES PROVIDED | BONNET PACKING |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 63686 |
| DESIGN CONTROL REFERENCE | N10507 1/4 INCH |