FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Terminal, cataloged under National Stock Number 5940-01-021-4123, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Terminal
FSC / FSG
5940 — Lugs, Terminals, and Terminal Strips (FSG 59)
Technical Specifications
Parameter
Value
NSN
5940-01-021-4123
Item Name
Terminal
FSC / FSG
5940 / 59 — Lugs, Terminals, and Terminal Strips
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-699-1920301382POSSIBLE MATCH
COUPLING ASSEMBLY,QUICK DISCONNE
Possible match (shared part number)Heil Trailer International Llc
4820-01-702-574025080450-1-1POSSIBLE MATCH
VALVE,BUTTERFLY
Possible match (shared part number)Tri-Tec Manufacturing Llc
4820-01-717-2764301382POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
301382
3/2Design control — primary reference
U.S. Government activity
Related Parts
4730-01-699-1920POSSIBLE MATCH
COUPLING ASSEMBLY,QUICK DISCONNE
301382
4820-01-702-5740POSSIBLE MATCH
VALVE,BUTTERFLY
25080450-1-1
4820-01-717-2764POSSIBLE MATCH
DISK,VALVE
301382
Frequently Asked Questions
What is NSN 5940-01-021-4123?
NSN 5940-01-021-4123 is a Terminal, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
What NSN replaces 5940-01-021-4123?
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-699-1920, 4820-01-702-5740, 4820-01-717-2764. Verify interchangeability with system specifications before substitution.
Is NSN 5940-01-021-4123 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.
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.