The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-435-5209, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-435-5209 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FLANGE SINGLE MOUNTING FACILITY |
| Body Style | THERMAL LINK |
| Overall Diameter | 1.250 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | ZZ |
| Weight | 0.0005 lbs |
| Cube | 0.0013 cu ft |
| Reference | Meaning |
|---|---|
| NAS4119A43B | 3/2 Design control — primary reference U.S. Government activity |
| NAS4119 | 3/1 Design control — primary reference U.S. Government activity |
| MIL-H-87111 | 5/9 Secondary reference U.S. Government activity |
| M87111/03-1A43 | 5/9 Secondary reference U.S. Government activity |
NSN 5999-01-435-5209 is a Heat Sink,electrical-Electronic, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
Key specifications for 5999-01-435-5209: Mounting Facility Type and Quantity: 1 FLANGE SINGLE MOUNTING FACILITY; Overall Height: 0.400 INCHES NOMINAL IN; Body Style: THERMAL LINK; Overall Diameter: 1.250 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.