NSN 5920-01-556-2045 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-556-2045. Manufacturer of record part number: 81F2129.
Also searched as5920-01-556-2045 ·
5920015562045 ·
NIIN 015562045 ·
01-556-2045 ·
FSC 5920 Fuses, Arrestors, Absorbers, and Protectors · CAGE 02929 · 81F2129 · FLM03.2 · 621-010445-P001
The Fuse,cartridge, cataloged under National Stock Number 5920-01-556-2045, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Newark Electronics Corporation Dba Newark. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
5920-01-556-2045
Primary Part Number
81F2129
Item Name
Fuse,cartridge
FSC / FSG
5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Manufacturer
Newark Electronics Corporation Dba Newark
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 5920-01-556-2045?
NSN 5920-01-556-2045 is a Fuse,cartridge, manufactured by Newark Electronics Corporation Dba Newark, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
What part numbers are listed for NSN 5920-01-556-2045?
NSN 5920-01-556-2045 has 2 manufacturer part numbers on file: 81F2129 (Newark Electronics Corporation Dba Newark), FLM03.2 (Littelfuse, Inc.).
What are the specifications of 81F2129?
Key specifications for 81F2129: Special Features: FUSE, 250V MIDGET TD V; End Item Identification: AIRPORT SURFACE DETECTION EQUIPMENT, MODEL X (ASDE-X). 0 specifications are documented in the U.S. Government catalog.
Is NSN 5920-01-556-2045 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.