AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Brake Drum |
| Federal Supply Group (FSG) | Vehicular Equipment Components |
| Federal Supply Class (FSC) | 2590 Miscellaneous Vehicular Components |
| National Item Identification Number (NIIN) | 00-318-0531 (003180531) |
| NCB Code | USA (00) |
| Manufacturer | Paccar Government Group Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AYQA | Braking Surface Diameter | 15.000 INCHES MINIMUM AND 15.005 INCHES MAXIMUM |
| AYQL | Balancing Pad | NOT INCLUDED |
| ADYT | Center Hole Diameter | 5.750 INCHES NOMINAL |
| AYQF | Cooling Fin | INCLUDED |
| AYPQ | Braking Surface Location | EXTERNAL |
| AYQK | Oil Drain Hole | NOT INCLUDED |
| ABTB | Mounting Hole Diameter | 0.500 INCHES NOMINAL |
| ALXY | Mounting Hole Spacing | EQUALLY SPACED ON 13.497 IN. MIN,13.503 IN. MAX BOLT CIRCLE |
| AYQJ | Inspection Hole | NOT INCLUDED |
| ABTJ | Mounting Hole Quantity | 9 |
| AYQB | Braking Surface Width | 3.688 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| ZZZV | Fsc Application Data | TOW WINCH,TANK RECOVERY VEHICLE |
| ABMK | Overall Width | 4.000 INCHES NOMINAL |
| ADGA | Overall Outside Diameter | 15.000 INCHES MINIMUM AND 15.005 INCHES MAXIMUM |
| ANNQ | Material And Location | STEEL, CAST OVERALL |
| Relevant Components for NSN - 2590-00-318-0531, 2590003180531 | ||||
| 2520-00-457-8411 (2520004578411) | 2520-00-118-5154 (2520001185154) | 2530-12-171-0832 (2530121710832) | 2510-01-438-9781 (2510014389781) | |
| 2530-01-566-9909 (2530015669909) | 2540-01-598-3017 (2540015983017) | 2590-01-585-0727 (2590015850727) | 2520-00-708-4183 (2520007084183) | |
| 2540-01-532-8868 (2540015328868) | 2530-01-118-7526 (2530011187526) | 2510-01-275-4079 (2510012754079) | 2530-01-521-7899 (2530015217899) | |
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