NSN 5920-01-643-0741 · NIIN 016430741 · Part number FHM1
Littelfuse, Inc. · FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors · FSG 59 — Electrical and Electronic Equipment Components · CAGE 75915
Government record, cited
NSN 5920-01-643-0741 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-643-0741. Manufacturer of record part number: FHM1.
Also searched as5920-01-643-0741 ·
5920016430741 ·
NIIN 016430741 ·
01-643-0741 ·
FSC 5920 Fuses, Arrestors, Absorbers, and Protectors · CAGE 75915 · FHM1 · 0025-0P-3735 · 07011P3735
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: FHM1
Manufacturer: Littelfuse, Inc.
General Description
The Fuseholder,receptacle, cataloged under National Stock Number 5920-01-643-0741, 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 Littelfuse, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,receptacle
FSC / FSG
5920 — Fuses, Arrestors, Absorbers, and Protectors (FSG 59)
Manufacturers
Littelfuse, Inc. (CAGE 75915)
Technical Specifications
Parameter
Value
NSN
5920-01-643-0741
Primary Part Number
FHM1
Item Name
Fuseholder,receptacle
FSC / FSG
5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
Manufacturer
Littelfuse, Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
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 5920-01-643-0741?
NSN 5920-01-643-0741 is a Fuseholder,receptacle, manufactured by Littelfuse, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
What part numbers are listed for NSN 5920-01-643-0741?
NSN 5920-01-643-0741 has 1 manufacturer part number on file: FHM1 (Littelfuse, Inc.).
Is NSN 5920-01-643-0741 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.