The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-486-7712, 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 Northrop Grumman Systems Corporation Dba Defense Systems Sector. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-486-7712 |
| Primary Part Number | 87286-11 |
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation Dba Defense Systems Sector |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 SCREW FOURTH MOUNTING FACILITY |
| Body Style | BOARD MOUNTEDBOARD MOUNTED |
| 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 | 1.9500 lbs |
| Cube | 0.0625 cu ft |
| Part Number | Manufacturer |
|---|---|
| 87286-11 PRIMARY | Northrop Grumman Systems Corporation Dba Defense Systems Sector (USA) |
| Reference | Meaning |
|---|---|
| 87286 | D/9 Drawing number reference only Northrop Grumman Systems Corporation Dba Defense Systems Sector |
NSN 5999-01-486-7712 is a Heat Sink-Insulator, manufactured by Northrop Grumman Systems Corporation Dba Defense Systems Sector, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-486-7712 has 1 manufacturer part number on file: 87286-11 (Northrop Grumman Systems Corporation Dba Defense Systems Sector).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-487-2165. Verify interchangeability with system specifications before substitution.
Key specifications for 87286-11: Mounting Facility Type and Quantity: 4 SCREW FOURTH MOUNTING FACILITY; Overall Height: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN; Body Style: BOARD MOUNTEDBOARD MOUNTED; Overall Length: 11.500 INCHES NOMINAL11.500 INCHES NOMINAL IN. 2 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.