AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Brake Drum |
| 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) | 00-689-3249 (006893249) |
| NCB Code | USA (00) |
| Manufacturer | Navistar Intl Corp, Tuthill Corporation, Hayes Wheels Intl Inc, Kelsey Hayes Company Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 303799C1 | navistar intl corp | brake drum | RFQ |
| 52873-01 | tuthill corporation | brake drum | RFQ |
| 581665C1 | navistar intl corp | brake drum | RFQ |
| 581665C2 | navistar intl corp | brake drum | RFQ |
| 86749A | hayes wheels intl inc | brake drum | RFQ |
| 3134 | kelsey hayes company inc | brake drum | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 8.188 INCHES NOMINAL |
| ABTB | MOUNTING HOLE DIAMETER | 0.641 INCHES NOMINAL |
| ABTJ | MOUNTING HOLE QUANTITY | 5 |
| ADYT | CENTER HOLE DIAMETER | 14.250 INCHES NOMINAL |
| ALXY | MOUNTING HOLE SPACING | EQUALLY SPACED ON 12.750 IN. BOLT CIRCLE |
| AYPQ | BRAKING SURFACE LOCATION | INTERNAL |
| AYQA | BRAKING SURFACE DIAMETER | 15.000 INCHES NOMINAL |
| AYQB | BRAKING SURFACE WIDTH | 6.688 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 | NOT INCLUDED |
| Relevant Components for NSN - 2530-00-689-3249, 2530006893249 | ||||
| 2590-01-052-6847 (2590010526847) | 2510-01-281-1116 (2510012811116) | 2530-00-350-8646 (2530003508646) | 2510-01-526-2063 (2510015262063) | |
| 2520-01-312-0300 (2520013120300) | 2510-01-219-2265 (2510012192265) | 2510-00-734-8172 (2510007348172) | 2530-01-589-4640 (2530015894640) | |
| 2530-01-416-3864 (2530014163864) | 2530-01-420-9975 (2530014209975) | 2540-01-546-8673 (2540015468673) | 2530-01-632-5150 (2530016325150) | |
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