NSN 5999-01-366-5214 · NIIN 013665214 · Part number 8558850-1
Lockheed Martin Corporation Div Rms · FSC 5999 — Miscellaneous Electrical and Electronic Components · FSG 59 — Electrical and Electronic Equipment Components · CAGE 03538
Government record, cited
NSN 5999-01-366-5214 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-366-5214. Manufacturer of record part number: 8558850-1.
Also searched as5999-01-366-5214 ·
5999013665214 ·
NIIN 013665214 ·
01-366-5214 ·
FSC 5999 Miscellaneous Electrical and Electronic Components · CAGE 03538 · 8558850-1
Manufacturer of record: Lockheed Martin Corporation Div Rms
Identification
NSN: 5999-01-366-5214
NIIN: 013665214
FSC: 5999 — Miscellaneous Electrical and Electronic Components
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 8558850-1
Manufacturer: Lockheed Martin Corporation Div Rms
General Description
The Cooler,air,electronic Equipment, cataloged under National Stock Number 5999-01-366-5214, 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 Lockheed Martin Corporation Div Rms. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Cooler,air,electronic Equipment
FSC / FSG
5999 — Miscellaneous Electrical and Electronic Components (FSG 59)
Manufacturers
Lockheed Martin Corporation Div Rms (CAGE 03538)
Technical Specifications
Parameter
Value
NSN
5999-01-366-5214
Primary Part Number
8558850-1
Item Name
Cooler,air,electronic Equipment
FSC / FSG
5999 / 59 — Miscellaneous Electrical and Electronic Components
Manufacturer
Lockheed Martin Corporation Div Rms
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems
No interchangeability data on file.
Other items in FSC 5999 — Miscellaneous Electrical and Electronic Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5999-00-001-1345
5999-00-001-1345 · Item name not on file
5999-00-001-1346
5999-00-001-1346 · Item name not on file
5999-00-001-1348
5999-00-001-1348 · Item name not on file
5999-00-001-1349
5999-00-001-1349 · Item name not on file
5999-00-001-1355
5999-00-001-1355 · Item name not on file
5999-00-001-1623
5999-00-001-1623 · Item name not on file
5999-00-001-2537
5999-00-001-2537 · Item name not on file
5999-00-001-2539
5999-00-001-2539 · Item name not on file
Frequently Asked Questions
What is NSN 5999-01-366-5214?
NSN 5999-01-366-5214 is a Cooler,air,electronic Equipment, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
What part numbers are listed for NSN 5999-01-366-5214?
NSN 5999-01-366-5214 has 1 manufacturer part number on file: 8558850-1 (Lockheed Martin Corporation Div Rms).
Is NSN 5999-01-366-5214 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 5999-01-366-5214?
NSN 5999-01-366-5214 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.