The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-341-3111, 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 Alliant Techsystems Operations Llc Div Defense Electronic Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | Alliant Techsystems Operations Llc Div Defense Electronic Systems (CAGE 06424); Vicor Corp Dba Vicorpowercom (CAGE 67131) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-341-3111 |
| Primary Part Number | 88100542-002 |
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| 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 | ZZ |
| Weight | 0.0100 lbs |
| Cube | 0.0009 cu ft |
| Part Number | Manufacturer |
|---|---|
| 88100542-002 | Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA) |
| 04308 | Vicor Corp Dba Vicorpowercom (USA) |
| Reference | Meaning |
|---|---|
| 6932175 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 88100542-002 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5999-01-341-3111 is a Heat Sink-Insulator, manufactured by Alliant Techsystems Operations Llc Div Defense Electronic Systems, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-341-3111 has 2 manufacturer part numbers on file: 88100542-002 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 04308 (Vicor Corp Dba Vicorpowercom).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-676-5590. Verify interchangeability with system specifications before substitution.
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.