| BOLT HOLE DIAMETER | 0.531 INCHES NOMINAL |
| BOLT HOLE QUANTITY | 4 |
| CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | 3.062 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | 1.700 INCHES NOMINAL |
| FURNISHED ITEMS | SCREW AND PREFORMED PACKING AND LOCK WASHER |
| FACE SEATING SURFACE CONDITION | GROUND |
| FLANGE LENGTH | 3.940 INCHES MINIMUM AND 4.060 INCHES MAXIMUM |
| FLANGE SECTION STYLE | RECESSED FACE, RAISED NECK |
| FLANGE WIDTH | 3.800 INCHES NOMINAL |
| OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH | 1.050 INCHES NOMINAL |
| OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH | 0.469 INCHES NOMINAL |
| MATERIAL | IRON OR STEEL |
| MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 212.0 FAHRENHEIT FUEL/OIL, HYDROCARBON |
| MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 3000.0 POUNDS PER SQUARE INCH FUEL/OIL, HYDROCARBON |
| NECK HEIGHT | 0.410 INCHES NOMINAL |
| NOMINAL PIPE SIZE FOR WHICH DESIGNED | 2.000 INCHES |
| RECESS DIAMETER | 2.844 INCHES NOMINAL |
| RECESS DEPTH | 0.355 INCHES NOMINAL |
| SPECIAL FEATURES | FLANGE IS SPLIT THROUGH THE CENTER ALONG THE LENGTH |
| SPECIFICATION/STANDARD DATA | 81349-MIL-H-52525C GOVERNMENT SPECIFICATION |
| STYLE DESIGNATOR | RECTANGULAR, WITH BOLT HOLES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | ZINC |
| THICKNESS | 0.620 INCHES NOMINAL |