The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-547-9809, 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 Systel Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-547-9809 |
| Primary Part Number | 101428 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Systel Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 FLANGE ALL MOUNTING FACILITIES |
| Body Style | EXTRUDED |
| Material | COPPER |
| 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 |
NSN 5999-01-547-9809 is a Heat Sink,electrical-Electronic, manufactured by Systel Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-547-9809 has 2 manufacturer part numbers on file: 101428 (Systel Inc), D15 (Dynatron Crop).
Key specifications for 101428: Mounting Facility Type and Quantity: 4 FLANGE ALL MOUNTING FACILITIES; Overall Height: 74.0 MILLIMETERS NOMINAL MM; Body Style: EXTRUDED; Overall Length: 95.0 MILLIMETERS NOMINAL MM. 3 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.