The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-035-7706, 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 Ge Aviation Systems Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-035-7706 |
| Primary Part Number | 703553 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| 703553 PRIMARY | Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 703553 | 5/9 Secondary reference Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| 703553 | 3/9 Design control — primary reference Ge Aviation Systems Llc Dba Ge Aviation |
NSN 5999-01-035-7706 is a Heat Sink,electrical-Electronic, manufactured by Ge Aviation Systems Llc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-035-7706 has 1 manufacturer part number on file: 703553 (Ge Aviation Systems Llc).
Key specifications for 703553: Overall Height: 0.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 6.400 INCHES NOMINAL IN. 4 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.