| Item Name | Brush Electrical Contact |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5977 Electrical Contact Brushes and Electrodes |
| National Item Identification Number (NIIN) | 00-493-3451 (004933451) |
| NCB Code | USA (00) |
| Manufacturer | Marathon Electric Manufacturing |
| MRC | Criteria | Characteristic |
|---|---|---|
| AABU | SHUNT POSITION DESIGNATOR | 4 |
| AAQL | BODY STYLE | RECTANGULAR COMMUTATOR |
| ABGL | WIDTH | 0.180 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| ABNM | THICKNESS | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| ABRY | LENGTH | 1.125 INCHES NOMINAL |
| BTHR | TOP STYLE | FLAT WITH FRONT EDGE BEVELED |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED |
| MATT | MATERIAL | ELECTROGRAPHITIC |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SPEER CARBON CO,GR EH MFR REF SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/SLOT |
| Components Related to NSN - 5977-00-493-3451, 5977004933451 | ||||
| 5998-01-082-4141 (5998010824141) | 5905-01-174-3393 (5905011743393) | 5955-01-499-7431 (5955014997431) | 5962-01-197-2481 (5962011972481) | |
| 5940-01-264-7111 (5940012647111) | 5905-01-342-3348 (5905013423348) | 5960-00-995-5932 (5960009955932) | 5910-00-469-3009 (5910004693009) | |
| 5961-01-259-4535 (5961012594535) | 5905-01-165-1697 (5905011651697) | 5985-01-080-7901 (5985010807901) | 5998-01-459-5562 (5998014595562) | |
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