The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-352-6758, 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 Setra Systems, Inc. Dba Gems Sensors. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share 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,electrical-Electronic |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | Setra Systems, Inc. Dba Gems Sensors (CAGE 04034) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-352-6758 |
| Primary Part Number | TD-52903 ITEM 18 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| 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 | J |
| Part Number | Manufacturer |
|---|---|
| TD-52903 ITEM 18 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| 51345 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
NSN 5999-01-352-6758 is a Heat Sink,electrical-Electronic, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-352-6758 has 2 manufacturer part numbers on file: TD-52903 ITEM 18 (Setra Systems, Inc. Dba Gems Sensors), 51345 (Setra Systems, Inc. Dba Gems Sensors).
2 possible matches (shared part number, not a government interchangeability claim): 5977-01-574-3954, 6615-01-595-6581. 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.