| Item Name | Heat Sink Insulator |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5999 Miscellaneous Electrical and Electronic Components |
| National Item Identification Number (NIIN) | 01-086-6646 (010866646) |
| NCB Code | USA (01) |
| Manufacturer | American Beryllia Inc, Thermalloy Co Inc, Northrop Grumman Systems Corporation, Materion Brush Inc, General Ceramics Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| CG4321 | american beryllia inc | heat sink insulator | RFQ |
| 577R165H12 | thermalloy co inc | heat sink insulator | RFQ |
| 577R165H12 | northrop grumman systems corporation | heat sink insulator | RFQ |
| 577R165H12 | materion brush inc | heat sink insulator | RFQ |
| CG4321 | general ceramics inc | heat sink insulator | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.030 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 0.220 INCHES NOMINAL |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.073 INCHES NOMINAL SINGLE MOUNTING FACILITY |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE SINGLE MOUNTING FACILITY |
| MATT | MATERIAL | BERYLLIUM OXIDE |
| Relevant Components for NSN - 5999-01-086-6646, 5999010866646 | ||||
| 5920-01-337-7645 (5920013377645) | 5995-01-688-0358 (5995016880358) | 5935-01-132-7705 (5935011327705) | 5910-00-152-4145 (5910001524145) | |
| 5945-01-363-9722 (5945013639722) | 5975-01-032-9067 (5975010329067) | 5998-01-433-6008 (5998014336008) | 5970-01-298-0394 (5970012980394) | |
| 5998-01-674-4887 (5998016744887) | 5935-01-294-4644 (5935012944644) | 5975-01-216-8288 (5975012168288) | 5915-00-412-1691 (5915004121691) | |
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