| 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) | 00-256-8438 (002568438) |
| NCB Code | USA (00) |
| Manufacturer | Westinghouse Electric Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AABU | SHUNT POSITION DESIGNATOR | 8 |
| AAQL | BODY STYLE | RECTANGULAR COMMUTATOR |
| ABGL | WIDTH | 1.000 INCHES NOMINAL |
| ABNM | THICKNESS | 0.375 INCHES NOMINAL |
| ABRY | LENGTH | 1.750 INCHES NOMINAL |
| AHXP | BRUSH SHUNT LENGTH | 2.000 INCHES NOMINAL SINGLE SHUNT |
| AHXR | TERMINAL SLOT WIDTH | 0.160 INCHES NOMINAL |
| AJEF | BEVEL DEPTH | 0.250 INCHES NOMINAL |
| BMYK | BEVEL LENGTH | 0.250 INCHES NOMINAL |
| BTHR | TOP STYLE | FLAT WITH RIGHT EDGE BEVELED |
| CQGT | CONTACT FACE STYLE | FLAT |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED |
| MATT | MATERIAL | ELECTROGRAPHITIC |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STACKPOLE CARBON CO,GR W48A MFR REF SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| TTQY | TERMINAL TYPE AND QUANTITY | 1 YOKE W/SLOT |
| Relevant Components for NSN - 5977-00-256-8438, 5977002568438 | ||||
| 5975-01-629-6429 (5975016296429) | 5998-01-305-2341 (5998013052341) | 5930-01-584-0809 (5930015840809) | 5962-01-210-3065 (5962012103065) | |
| 5905-00-175-4284 (5905001754284) | 5950-01-458-0903 (5950014580903) | 5920-01-490-0904 (5920014900904) | 5998-01-475-9891 (5998014759891) | |
| 5995-01-575-7529 (5995015757529) | 5962-01-310-7304 (5962013107304) | 5935-01-240-1468 (5935012401468) | 5995-01-374-0247 (5995013740247) | |
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