Circuit Over-Current Interruption Type: TIME DELAY
Identification
NSN: 5920-01-646-9941
NIIN: 016469941
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Fuse,cartridge, cataloged under National Stock Number 5920-01-646-9941, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
5920-01-646-9941
Item Name
Fuse,cartridge
FSC / FSG
5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Status
ACTIVE
Continuous Current Rating in Amps
1.0
Body Style
TUBE TYPE
Overall Diameter
0.200 INCHES NOMINAL IN
Maximum Voltage Rating in Volts
250.0 AC
Circuit Over-Current Interruption Type
TIME DELAY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
5ST 1-R
3/9Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5920-00-001-3111
5920-00-001-3111 · Item name not on file
5920-00-001-3260
FUSE,CARTRIDGE
5920-00-001-3261
FUSE,CARTRIDGE
5920-00-001-3262
ARRESTER,ELECTRICAL SURGE
5920-00-001-3263
ARRESTER,ELECTRICAL SURGE
5920-00-001-3264
5920-00-001-3264 · Item name not on file
5920-00-001-3296
5920-00-001-3296 · Item name not on file
5920-00-001-3840
5920-00-001-3840 · Item name not on file
Frequently Asked Questions
What is NSN 5920-01-646-9941?
NSN 5920-01-646-9941 is a Fuse,cartridge, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
What are the specifications of 5920-01-646-9941?
Key specifications for 5920-01-646-9941: Continuous Current Rating in Amps: 1.0; Body Style: TUBE TYPE; Overall Diameter: 0.200 INCHES NOMINAL IN; Overall Length: 0.787 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5920-01-646-9941 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.
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.