| RENEWABLE SEAT RING TYPE | PRESSED-IN |
| SPECIAL FEATURES | THIS VALVE HAS A 6" INLET, REDUCED SOCKET WELD, OUTLET IS ASYMMETRICALLY TAPERED TO 8" SOCKET WELD. BOTH FLANGES HAVE CONCENTRIC OR SPIRAL SERRATED FACES, SERRATED DEPTH FROM 0.002" TO 0.020" (MIN/MAX TOLERANCE). HI-SHOCK AND VIBRATION TEST IAW MIL-S-901C AND MIL-STD-167-1 FOR LIGHT WEIGHT, GRADE "A" SHOCKPROOF EXTENSION PENDING. |
| VALVE OPERATION METHOD | AUTOMATIC |
| VALVE SIZE | 6.000 INCHES |
| STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | +45.0/+75.0 POUNDS PER SQUARE INCH |
| BONNET TYPE | INSIDE SPRING |
| CONNECTION TYPE | FLANGE 1ST END |
| CONNECTION TYPE | FLANGE 2ND END |
| FURNISHED ITEMS AND QUANTITY | 1 LEVER AND 1 SPRING |
| FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| FLOW CONTROL DEVICE | DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 3660 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MATERIAL | COPPER ALLOY 922 BODY |
| MATERIAL | NICKEL ALLOY SEAT |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE |
| MATERIAL | STEEL COMP 316 STEM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE, ANGLE RELIEF; FORMERLY D50FF SERIES 6" X 8" |
| PROPRIETARY CHARACTERISTICS | PACS |
| MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| MEDIA FOR WHICH DESIGNED | LIQUID SINGLE RESPONSE |
| MOUNTING FACILITY | CLAMP |
| NOMINAL PIPE SIZE ACCOMMODATED | 6.000 INCHES 2ND END |
| NOMINAL PIPE SIZE ACCOMMODATED | 8.000 INCHES 1ST END |