| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-258-6486 (002586486) |
| NCB Code | USA (00) |
| Manufacturer | Walker Mfg Co, Harvard Industries Inc, Ford Motor Company, Mahle Clevite Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 21143 | walker mfg co | muffler exhaust | 79260 | RFQ |
| 5251 | harvard industries inc | muffler exhaust | 74080 | RFQ |
| B8A5230B | ford motor company | muffler exhaust | 57526 | RFQ |
| B8A5230C | ford motor company | muffler exhaust | 57526 | RFQ |
| B9A5230F | ford motor company | muffler exhaust | 57526 | RFQ |
| MU688 | mahle clevite inc | muffler exhaust | 0b0b1 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 34.000 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 4.000 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 9.750 INCHES NOMINAL |
| ACQW | INLET CONNECTION TYPE | UNTHREADED SINGLE INLET |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | FRONT SINGLE INLET |
| ARSQ | INLET OUTSIDE DIAMETER | 2.250 INCHES NOMINAL SINGLE INLET2.250 INCHES NOMINAL |
| Components Related to NSN - 2990-00-258-6486, 2990002586486 | ||||
| 2915-01-513-0478 (2915015130478) | 2910-00-705-9319 (2910007059319) | 2915-00-775-8211 (2915007758211) | 2990-00-689-3311 (2990006893311) | |
| 2915-01-150-6627 (2915011506627) | 2915-00-806-7912 (2915008067912) | 2910-01-122-0822 (2910011220822) | 2910-00-228-2799 (2910002282799) | |
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