The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-372-4759, 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 Textron Aviation Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-372-4759 |
| Primary Part Number | PP400-09FR04 |
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY |
| Surface Treatment | PLASTIC |
| Material | ALUMINUM AND GLASS FIBER |
| Accommodated Device Mounting Hole Quantity | 4 |
| 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 | ZN |
| Weight | 0.0050 lbs |
| Cube | 0.0019 cu ft |
| Part Number | Manufacturer |
|---|---|
| PP400-09FR04 | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| PP400-04 | 5/9 Secondary reference Henkel Corporation |
| PP400-09-04 | C/1 Advisory reference — outside the item-of-supply concept Henkel Corporation |
| 1161745-5 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1161745-5 | 3/9 Design control — primary reference Bae Systems Information and Electronic Systems Integration I |
NSN 5999-01-372-4759 is a Heat Sink-Insulator, manufactured by Textron Aviation Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-372-4759 has 1 manufacturer part number on file: PP400-09FR04 (Textron Aviation Inc).
Key specifications for PP400-09FR04: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) FIRST MOUNTING FACILITY; Surface Treatment: PLASTIC; Material: ALUMINUM AND GLASS FIBER. 5 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.