| MATERIAL | COPPER ALLOY SINGLE FLANGE |
| SURFACE TREATMENT | NICKEL SINGLE FLANGE ALL SURFACES |
| FLANGE INSIDE WIDTH | 1.280 INCHES NOMINAL FIRST FLANGE |
| FLANGE INSIDE HEIGHT | 1.216 INCHES MINIMUM AND |
| 1.224 INCHES MAXIMUM SINGLE FLANGE |
| FLANGE OUTSIDE HEIGHT | 1.216 INCHES MINIMUM AND |
| 1.224 INCHES MAXIMUM SINGLE FLANGE |
| FLANGE OUTSIDE DIAMETER | 1.276 INCHES MINIMUM FIRST FLANGE |
| 1.284 INCHES MAXIMUM SECOND FLANGE |
| FLANGE DEPTH | 0.500 INCHES NOMINAL SINGLE FLANGE |
| FLANGE CONNECTING FACILITY AND QUANTITY | 4 THREADED HOLE SINGLE FLANGE SINGLE CONNECTION FACILITY |
| FLANGE CONNECTING HOLE DIAMETER | 0.136 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY |
| THREAD SERIES DESIGNATOR | UNC SINGLE FLANGE SINGLE CONNECTION FACILITY |
| NOMINAL THREAD SIZE | 0.138 INCHES SINGLE FLANGE SINGLE CONNECTION FACILITY |
| SPECIAL FEATURES | OPENINGCUT DOWN BY DISC |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 21921 |
| DESIGN CONTROL REFERENCE | 458027-502 |