The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-678-1378, 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 Oshkosh Defense Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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.
| Parameter | Value |
|---|---|
| NSN | 5999-01-678-1378 |
| Primary Part Number | 4381050 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Body Style | EXTRUDED |
| Body Style | EXTRUDED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | Q |
| Unit of Issue | EA |
| SMR Code | JZ |
| Weight | 1.0000 lbs |
| Cube | 0.0556 cu ft |
NSN 5999-01-678-1378 is a Heat Sink,electrical-Electronic, manufactured by Oshkosh Defense Llc, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-01-678-1378 has 2 cross-referenced part numbers: 4381050 (Oshkosh Defense Llc), N7279 (C E Niehoff & Co).
There are 2 known substitutes for 5999-01-678-1378: 2990-01-192-4579, 5999-01-469-0857. Verify interchangeability with system specifications before substitution.
Key specifications for 4381050: Part Name Assigned by Controlling Agency: HTSK RECT KIT, ALT, 24, 620; Overall Width: 2.31 INCHES NOMINAL IN; Overall Length: 3.70 INCHES NOMINAL IN; End Item Identification: 2320-01-652-5208. 12 total characteristics are documented in the Federal Logistics Information System.