The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-178-8332, 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 Muirhead Aerospace Ltd. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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: AY.
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | Muirhead Aerospace Ltd (CAGE K0624) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-178-8332 |
| Primary Part Number | 70280 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Muirhead Aerospace Ltd |
| 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 |
| Unit of Issue | AY |
| Acquisition advice code | J |
| Part Number | Manufacturer |
|---|---|
| 70280 PRIMARY | Muirhead Aerospace Ltd (GBR) |
| PL70227 ITEM 2 | Muirhead Aerospace Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 5961PL0727179 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5999-01-178-8332 is a Heat Sink,electrical-Electronic, manufactured by Muirhead Aerospace Ltd, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-178-8332 has 2 manufacturer part numbers on file: 70280 (Muirhead Aerospace Ltd), PL70227 ITEM 2 (Muirhead Aerospace Ltd).
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.