| 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) | 00-243-8971 (002438971) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Northrop Grumman Systems Corporation, National Electrical Mfrs Assn |
| MRC | Criteria | Characteristic |
|---|---|---|
| AACQ | PERIPHERAL SPEED | 5500 FEET PER MINUTE |
| AAQL | BODY STYLE | RECTANGULAR COMMUTATOR |
| ABGL | WIDTH | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABNM | THICKNESS | 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM |
| ABRY | LENGTH | 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM |
| BTHR | TOP STYLE | FLAT |
| CQGT | CONTACT FACE STYLE | FLAT |
| CRTL | CRITICALITY CODE JUSTIFICATION | MATT AND MDCL |
| MATT | MATERIAL | ELECTROGRAPHITIC |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | THE CARBONE CORP,GR EGA MFR REF SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | ONE PIECE |
| Relevant Components for NSN - 5977-00-243-8971, 5977002438971 | ||||
| 5930-01-525-6743 (5930015256743) | 5905-00-112-5274 (5905001125274) | 5962-01-367-6024 (5962013676024) | 5975-00-280-9809 (5975002809809) | |
| 5962-01-668-1209 (5962016681209) | 5995-01-429-6663 (5995014296663) | 5945-00-259-0525 (5945002590525) | 5999-01-201-4414 (5999012014414) | |
| 5985-01-312-4125 (5985013124125) | 5962-01-295-0963 (5962012950963) | 5935-01-408-8097 (5935014088097) | 5998-01-408-9093 (5998014089093) | |
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