NSN 5998-01-666-9763 · NIIN 016669763 · Part number 20539470-501
Lockheed Martin Corporation Div Rms · FSC 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware · FSG 59 — Electrical and Electronic Equipment Components · CAGE 02769
Government record, cited
NSN 5998-01-666-9763 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-666-9763. Manufacturer of record part number: 20539470-501.
Also searched as5998-01-666-9763 ·
5998016669763 ·
NIIN 016669763 ·
01-666-9763 ·
FSC 5998 Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware · CAGE 02769 · 20539470-501
Manufacturer of record: Lockheed Martin Corporation Div Rms
Identification
NSN: 5998-01-666-9763
NIIN: 016669763
FSC: 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 20539470-501
Manufacturer: Lockheed Martin Corporation Div Rms
General Description
The Circuit Card Assembly, cataloged under National Stock Number 5998-01-666-9763, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) 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. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5998-01-666-9763
Primary Part Number
20539470-501
Item Name
Circuit Card Assembly
FSC / FSG
5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
Other items in FSC 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5998-00-000-0087
CIRCUIT CARD ASSEMBLY
5998-00-000-0089
5998-00-000-0089 · Item name not on file
5998-00-000-0154
CIRCUIT CARD ASSEMBLY
5998-00-000-0173
ELECTRONIC COMPONENTS ASSEMBLY
5998-00-000-0175
ELECTRONIC COMPONENTS ASSEMBLY
5998-00-000-0177
ELECTRONIC COMPONENTS ASSEMBLY
5998-00-001-1267
CIRCUIT CARD ASSEMBLY
5998-00-001-1271
CIRCUIT CARD ASSEMBLY
Frequently Asked Questions
What is NSN 5998-01-666-9763?
NSN 5998-01-666-9763 is a Circuit Card Assembly, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
What part numbers are listed for NSN 5998-01-666-9763?
NSN 5998-01-666-9763 has 1 manufacturer part number on file: 20539470-501 (Lockheed Martin Corporation Div Rms).
What are the specifications of 20539470-501?
Key specifications for 20539470-501: End Item Identification: SPACE FENCE. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5998-01-666-9763 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 5998-01-666-9763?
NSN 5998-01-666-9763 has DEMIL Code D. 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.