| ADJUSTMENT HOLE | NOT INCLUDED |
| ALIGNMENT HOLE QUANTITY | 2 |
| BALANCING PAD | NOT INCLUDED |
| BRAKING SURFACE DIAMETER | 12.000 INCHES NOMINAL |
| BRAKING SURFACE LOCATION | INTERNAL |
| BRAKING SURFACE WIDTH | 2.649 INCHES MINIMUM AND 2.659 INCHES MAXIMUM |
| CENTER HOLE DIAMETER | 5.250 INCHES MINIMUM AND 5.292 INCHES MAXIMUM |
| COOLING FIN | NOT INCLUDED |
| HOLE SIZE | 0.413 TO 0.423 IN. DIAMETER |
| INSPECTION HOLE | NOT INCLUDED |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A159, GRADE 3500B ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DRAWING ITEM NAME: BRAKE DRUM, LH |
| MATERIAL | IRON CAST UNS F10010 OVERALL |
| MOUNTING HOLE QUANTITY | 6 |
| MOUNTING HOLE DIAMETER | 0.640 INCHES MINIMUM AND 0.650 INCHES MAXIMUM |
| OIL DRAIN HOLE | NOT INCLUDED |
| OVERALL OUTSIDE DIAMETER | 13.400 INCHES NOMINAL |
| OVERALL WIDTH | 3.990 INCHES MINIMUM AND 4.000 INCHES MAXIMUM |
| SPECIAL FEATURES | THIS ITEM IS THE (LEFTHAND) |