Wire Size Accommodated: 12.0 AWG MINIMUM AND 22.0 AWG MAXIMUM
Operating Temp Range: -40.0 TO 221.0 FAHRENHEIT DEGF
Identification
NSN: 5940-01-643-7479
NIIN: 016437479
FSC: 5940 — Lugs, Terminals, and Terminal Strips
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Terminal Junction Block,sectiona, cataloged under National Stock Number 5940-01-643-7479, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5940-01-643-7479
Item Name
Terminal Junction Block,sectiona
FSC / FSG
5940 / 59 — Lugs, Terminals, and Terminal Strips
Status
ACTIVE
Current Type
DC
Mounting Method
SCREW
Block Type
REGULAR
Pole Quantity
4
Terminal Design
FEEDTHRU
Wire Size Accommodated
12.0 AWG MINIMUM AND 22.0 AWG MAXIMUM
Operating Temp Range
-40.0 TO 221.0 FAHRENHEIT DEGF
Terminal Type and Quantity
4 SCREW
Voltage Rating
150.0 VOLTS NOMINAL
Current Rating in Amps
30.0
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
LP202104
3/9Design control — primary reference
Cooper Bussmann Corp Bussmann Mfg Div
No interchangeability data on file.
Other items in FSC 5940 — Lugs, Terminals, and Terminal Strips
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5940-00-000-0045
TERMINAL BOARD ASSEMBLY
5940-00-000-0235
5940-00-000-0235 · Item name not on file
5940-00-001-1331
5940-00-001-1331 · Item name not on file
5940-00-001-1332
5940-00-001-1332 · Item name not on file
5940-00-001-1333
5940-00-001-1333 · Item name not on file
5940-00-001-1335
5940-00-001-1335 · Item name not on file
5940-00-001-1336
5940-00-001-1336 · Item name not on file
5940-00-001-1358
5940-00-001-1358 · Item name not on file
Frequently Asked Questions
What is NSN 5940-01-643-7479?
NSN 5940-01-643-7479 is a Terminal Junction Block,sectiona, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
What are the specifications of 5940-01-643-7479?
Key specifications for 5940-01-643-7479: Overall Height: 0.565 INCHES NOMINAL IN; Current Type: DC; Mounting Method: SCREW; Block Type: REGULAR. 10 specifications are documented in the U.S. Government catalog.
Is NSN 5940-01-643-7479 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.