| Item Name | Heat Sink Electrical Electronic |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5999 Miscellaneous Electrical and Electronic Components |
| National Item Identification Number (NIIN) | 01-239-5340 (012395340) |
| NCB Code | USA (01) |
| Manufacturer | American Beryllia Inc, Brush Wellman Inc, General Ceramics Inc, Raytheon Company |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 721443-1 | american beryllia inc | heat sink electrical electronic | 1u1c3 | RFQ |
| 721443-1 | brush wellman inc | heat sink electrical electronic | 16180 | RFQ |
| 721443-1 | general ceramics inc | heat sink electrical electronic | 05327 | RFQ |
| 721443-1 | raytheon company | heat sink electrical electronic | 05869 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.470 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.040 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 0.375 INCHES NOMINAL |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.050 INCHES NOMINAL ALL MOUNTING FACILITIES |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE ALL MOUNTING FACILITIES |
| MATT | MATERIAL | BERYLLIUM OXIDE |
| SFTT | SURFACE TREATMENT | TIN |
| Relevant Components for NSN - 5999-01-239-5340, 5999012395340 | ||||
| 5960-00-188-0930 (5960001880930) | 5905-01-265-9950 (5905012659950) | 5995-01-379-1584 (5995013791584) | 5962-01-243-3066 (5962012433066) | |
| 5995-01-565-3889 (5995015653889) | 5985-00-438-3422 (5985004383422) | 5995-01-570-5082 (5995015705082) | 5935-01-232-5654 (5935012325654) | |
| 5935-00-925-1739 (5935009251739) | 5985-01-314-9148 (5985013149148) | 5998-01-280-1852 (5998012801852) | 5935-01-310-6114 (5935013106114) | |
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