FSC: 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Circuit Card Assembly, cataloged under National Stock Number 5998-01-378-7640, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5998-01-378-7640
Item Name
Circuit Card Assembly
FSC / FSG
5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
Status
ACTIVE
Criticality Code Justification
CBBL
Features Provided
ELECTROSTATIC SENSITIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
Y
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5998-01-378-876716U188-779POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5998-01-378-878716U188-781POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5998-01-378-880716U188-783POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5998-01-379-546616U188-777POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5998-01-379-560016U188-785POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
16U188-787
3/2Design control — primary reference
U.S. Government activity
16U188
D/9Drawing number reference only
U.S. Government activity
Related Parts
5998-01-378-8767POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
16U188-779
5998-01-378-8787POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
16U188-781
5998-01-378-8807POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
16U188-783
5998-01-379-5466POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
16U188-777
5998-01-379-5600POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
16U188-785
Frequently Asked Questions
What is NSN 5998-01-378-7640?
NSN 5998-01-378-7640 is a Circuit Card Assembly, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
What NSN replaces 5998-01-378-7640?
5 possible matches (shared part number, not a government interchangeability claim): 5998-01-378-8767, 5998-01-378-8787, 5998-01-378-8807. Verify interchangeability with system specifications before substitution.
What are the specifications of 5998-01-378-7640?
Key specifications for 5998-01-378-7640: Criticality Code Justification: CBBL; Features Provided: ELECTROSTATIC SENSITIVE; Part Name Assigned by Controlling Agency: PROGRAM MEMORY; End Item Identification: F-16 C/D. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5998-01-378-7640 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 5998-01-378-7640?
NSN 5998-01-378-7640 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.