8438572: BRAKE DRUM.
The BRAKE DRUM is a the manufacturer industrial component. Key specifications include material: IRON CAST AND STEEL OVERALL, cooling_fin: NOT INCLUDED, balancing_pad: NOT INCLUDED, overall_width: 2.988 INCHES NOMINAL IN, oil_drain_hole: NOT INCLUDED, adjustment_hole: NOT INCLUDED. This part is cataloged in the U.S.
Government catalog under NSN 3040-00-504-3868, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | IRON CAST AND STEEL OVERALL |
| cooling_fin | NOT INCLUDED |
| balancing_pad | NOT INCLUDED |
| overall_width | 2.988 INCHES NOMINAL IN |
| oil_drain_hole | NOT INCLUDED |
| adjustment_hole | NOT INCLUDED |
| inspection_hole | NOT INCLUDED |
| center_hole_diameter | 4.157 INCHES MINIMUM AND 4.160 INCHES MAXIMUM IN |
| braking_surface_width | 2.099 INCHES NOMINAL IN |
| mounting_hole_spacing | EQUALLY SPACED ON 5.500 IN.BOLT CIRCLE IN |
| mounting_hole_diameter | 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| mounting_hole_quantity | 5 |
| NSN | 3040-00-504-3868 |
| MOUNTING HOLE QUANTITY | 5 |
| ADJUSTMENT HOLE | NOT INCLUDED |
| BALANCING PAD | NOT INCLUDED |
| MOUNTING HOLE SPACING | EQUALLY SPACED ON 5.500 IN.BOLT CIRCLE IN |
| BRAKING SURFACE WIDTH | 2.099 INCHES NOMINAL IN |
| INSPECTION HOLE | NOT INCLUDED |
| MOUNTING HOLE DIAMETER | 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| OVERALL WIDTH | 2.988 INCHES NOMINAL IN |
| OVERALL OUTSIDE DIAMETER | 10.375 INCHES NOMINAL IN |
| ALIGNMENT HOLE QUANTITY | 3 |