| 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) | 01-138-1893 (011381893) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Aham Tor Inc, Universal Alloy Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B FIRST MOUNTING FACILITY |
| ABHP | OVERALL LENGTH | 0.500 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 0.250 INCHES NOMINAL |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.318 INCHES NOMINAL SECOND MOUNTING FACILITY |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED HOLE FIRST MOUNTING FACILITY |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 1 UNTHREADED HOLE SECOND MOUNTING FACILITY |
| CQJX | NOMINAL THREAD SIZE | 0.112 INCHES FIRST MOUNTING FACILITY |
| MATT | MATERIAL | ALUMINUM ALLOY 6063 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Components Related to NSN - 5999-01-138-1893, 5999011381893 | ||||
| 5935-00-534-4504 (5935005344504) | 5910-01-255-4867 (5910012554867) | 5940-00-084-0929 (5940000840929) | 5945-00-359-1339 (5945003591339) | |
| 5935-01-520-3306 (5935015203306) | 5905-01-455-3379 (5905014553379) | 5998-01-206-9170 (5998012069170) | 5955-01-394-4366 (5955013944366) | |
| 5995-01-317-9687 (5995013179687) | 5935-01-432-6626 (5935014326626) | 5905-01-041-2537 (5905010412537) | 5935-01-019-6106 (5935010196106) | |
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