FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Fuseholder,block, cataloged under National Stock Number 5920-00-137-7776, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Fuseholder,block
FSC / FSG
5920 — Fuses, Arrestors, Absorbers, and Protectors (FSG 59)
Technical Specifications
Parameter
Value
NSN
5920-00-137-7776
Item Name
Fuseholder,block
FSC / FSG
5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
17261-3
C/1Advisory reference — outside the item-of-supply concept
Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
17261-3
3/9Design control — primary reference
Unitron Inc
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 5920-00-137-7776?
NSN 5920-00-137-7776 is a Fuseholder,block, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
Is NSN 5920-00-137-7776 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.