| END CONNECTION QUANTITY | 2 |
| END CONNECTION SPEC/STD | MIL-PRF-20042 250 LB CLASS |
| BODY MATERIAL | BRONZE, ASTM B63 |
| BODY STYLE | STRAIGHT THRU |
| DEPARTURE FROM CITED DESIGNATOR | MODIFIED FOR 250 POUND SERVICE |
| FURNISHED ITEMS | ADAPTER AND EXTERNAL SENSING LINE |
| FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| FLOW CONTROL DEVICE | DISK, FLAT |
| MAXIMUM INLET PRESSURE RATING | 218.0 POUNDS PER SQUARE INCH |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | 4 INCH REDUCING VALVE FOR FIRE MAIN |
| PROPRIETARY CHARACTERISTICS | PACS |
| MEDIA FOR WHICH DESIGNED | WATER, SALT |
| NONDEFINITIVE SPEC/STD DATA | PE II TYPE |
| OUTLET PRESSURE SETTING | 33.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE ACCURACY RATING | 13.000 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | +33.0 TO 55.0 POUNDS PER SQUARE INCH |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| RENEWABLE SEAT RING TYPE | WELDED |
| SEAT MATERIAL | NICKEL-COPPER ALLOY, QQ-N-281, CLASS B |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SPECIAL FEATURES | THIS VALVE HAS MINIMUM GPM FLOW 1100 REQUIRED/1200 ACTUAL; MAXIMUM 1600 REQUIRED/1370 ACTUAL. SIMILAR TO 4820-01-198-2855 WHICH HAS A DIFFERENT STEM AND FLOW RATE OF 850 GPM |
| SPECIFICATION/STANDARD DATA | 81349-MIL-V-2042/SUPERSEDED/ GOVERNMENT SPECIFICATION AND 81346-ASTM 1370-92 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| VALVE SIZE | 4.000 INCHES |
| VALVE STEM DESIGN | SINGLE SEAT |
| VALVE LOADING METHOD | SPRING |
| STEM MATERIAL | MONEL, ASTM A494 COMP M35-2 OR M30C |