The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-388-7521, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Naval Sea Systems Command. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 — No Item Name Available (FSG 59) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711); Stillman Seal Corporation Div Stillman Seal Corperation (CAGE 95272); Ftx Inc Dba Silicon Specialties or Silicon City or Computer Warehouse (CAGE 47933) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-388-7521 |
| Primary Part Number | 5496155 |
| Item Name | Heat Sink-Insulator |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | Y |
NSN 5999-01-388-7521 is a Heat Sink-Insulator, manufactured by Naval Sea Systems Command, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-01-388-7521 has 3 cross-referenced part numbers: 5496155 (Naval Sea Systems Command), 950222 (Stillman Seal Corporation Div Stillman Seal Corperation), SS082 (Ftx Inc Dba Silicon Specialties or Silicon City or Computer Warehouse).
There are 2 known substitutes for 5999-01-388-7521: 3110-00-100-3700, 6150-01-687-0883. Verify interchangeability with system specifications before substitution.