The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-128-6587, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | L3harris Maritime Power & Energy Solutions, Inc (CAGE 04801) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-128-6587 |
| Primary Part Number | 46E1451 ITEM 6 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc |
| Status | ACTIVE |
| 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 | YF |
| Part Number | Manufacturer |
|---|---|
| 30E5139-1 | L3harris Maritime Power & Energy Solutions, Inc (USA) |
| 46E1451 ITEM 6 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc (USA) |
| Reference | Meaning |
|---|---|
| 30D4458-1 | 5/9 Secondary reference L3harris Maritime Power & Energy Solutions, Inc |
NSN 5999-01-128-6587 is a Heat Sink,electrical-Electronic, manufactured by L3harris Maritime Power & Energy Solutions, Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-128-6587 has 2 manufacturer part numbers on file: 30E5139-1 (L3harris Maritime Power & Energy Solutions, Inc), 46E1451 ITEM 6 (L3harris Maritime Power & Energy Solutions, Inc).
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.