| DESIGN FORM | DISK |
| DESIGN TYPE | DIVIDED RIM |
| DISK TYPE | SINGLE |
| EFFECTIVE WIDTH | 9.250 INCHES NOMINAL |
| FSC APPLICATION DATA | M21,4 TON 2 WHEEL TRAILER |
| GROOVE DEPTH | 1.875 INCHES NOMINAL |
| HUB CHARACTERISTIC | DEMOUNTABLE |
| PILOT HOLE DIAMETER | 8.725 INCHES MINIMUM AND 8.729 INCHES MAXIMUM |
| MOUNTING BOLT CIRCLE DIAMETER | 11.250 INCHES NOMINAL |
| MOUNTING FACE TYPE | CONVEX |
| MOUNTING FACILITY BOLT CIRCLE DIAMETER | 18.000 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 18 STUD(S) |
| MOUNTING HOLE QUANTITY | 10 |
| MOUNTING HOLE DIAMETER | 1.125 INCHES NOMINAL |
| MOUNTING TYPE FOR WHICH DESIGNED | SINGLE TIRE |
| OFFSET DISTANCE FROM RIM CENTERLINE TO OUTSIDE WHEEL MOUNTING FACE | 5.500 INCHES NOMINAL |
| OVERALL WIDTH | 11.000 INCHES NOMINAL |
| TIRE RIM NOMINAL DIAMETER | 20.000 INCHES |
| VALVE HOLE SHAPE | SLOTTED |