| Item Name | Brakedrum |
| Federal Supply Group (FSG) | Vehicular Equipment Components |
| Federal Supply Class (FSC) | 2530 Vehicular Brake Steering Axle Wheel and Track Components |
| National Item Identification Number (NIIN) | 00-143-4346 (001434346) |
| NCB Code | USA (00) |
| Manufacturer | Dayton Walther Corp, General Motors Corp, Kelsey Hayes Company Inc, Hayes Wheels Intl Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 6.000 INCHES NOMINAL |
| ABTB | MOUNTING HOLE DIAMETER | 0.767 INCHES NOMINAL |
| ABTJ | MOUNTING HOLE QUANTITY | 5 |
| ADGA | OVERALL OUTSIDE DIAMETER | 15.000 INCHES NOMINAL |
| ADYT | CENTER HOLE DIAMETER | 9.500 INCHES NOMINAL |
| ALXY | MOUNTING HOLE SPACING | EQUALLY SPACED ON 11.250 IN. BOLT CIRCLE |
| ANNQ | MATERIAL AND LOCATION | STEEL OVERALL |
| AYPQ | BRAKING SURFACE LOCATION | INTERNAL |
| AYQA | BRAKING SURFACE DIAMETER | 4.031 INCHES NOMINAL |
| AYQB | BRAKING SURFACE WIDTH | 4.125 INCHES NOMINAL |
| AYQF | COOLING FIN | NOT INCLUDED |
| AYQH | ADJUSTMENT HOLE | NOT INCLUDED |
| AYQJ | INSPECTION HOLE | NOT INCLUDED |
| AYQK | OIL DRAIN HOLE | NOT INCLUDED |
| AYQL | BALANCING PAD | INCLUDED |
| Components Related to NSN - 2530-00-143-4346, 2530001434346 | ||||
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| 2530-01-561-1870 (2530015611870) | 2540-01-610-6886 (2540016106886) | 2510-01-570-5352 (2510015705352) | 2530-01-159-8498 (2530011598498) | |
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