The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-291-5000, 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 Lockheed Martin Corporation. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5999-01-291-5000 |
| Primary Part Number | 717538048-016 |
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Lockheed Martin Corporation |
| 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 | JN |
| Weight | 0.0200 lbs |
| Cube | 0.0060 cu ft |
| Part Number | Manufacturer |
|---|---|
| 717538048-016 PRIMARY | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| 717538048-016 | 5/9 Secondary reference Henkel Corporation |
NSN 5999-01-291-5000 is a Heat Sink-Insulator, manufactured by Lockheed Martin Corporation, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-291-5000 has 1 manufacturer part number on file: 717538048-016 (Lockheed Martin Corporation).
Key specifications for 717538048-016: Special Features: MATERIAL THERMALLY CONDUCTIVE SHEET PER 717806081; CORNERS BEVELED 0.060 IN. X 45 DEG.; (4) 0.250 IN. DIA. MTG HOLES ON 3.290 IN. X 1.165 IN. MTG CENTERS; 0.006 IN. THK; 3.790 IN. LG; 1.660 IN. W IN. 0 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.