The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-232-5865, 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 Boyd Laconia Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-232-5865 |
| Primary Part Number | 322505B00000G |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Boyd Laconia Llc |
| Status | ACTIVE |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| 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 | 0.0300 lbs |
| Cube | 0.0083 cu ft |
| Part Number | Manufacturer |
|---|---|
| 322505B00000G | Boyd Laconia Llc (USA) |
| Reference | Meaning |
|---|---|
| 3225B | 5/9 Secondary reference Boyd Laconia Llc |
| 60244-95033 | 3/2 Design control — primary reference U.S. Government activity |
| 3225B | 5/9 Secondary reference Aavid Thermalloy Llc |
NSN 5999-01-232-5865 is a Heat Sink,electrical-Electronic, manufactured by Boyd Laconia Llc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-232-5865 has 1 manufacturer part number on file: 322505B00000G (Boyd Laconia Llc).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-345-6895. Verify interchangeability with system specifications before substitution.
Key specifications for 322505B00000G: Overall Diameter: 0.750 INCHES NOMINAL IN; Overall Length: 0.400 INCHES NOMINAL IN; Special Features: PRESS-ON APPLICATION; FOR TO-5 PACKAGE; Surface Treatment: ANODIZE. 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.