The Fuseholder,block, cataloged under National Stock Number 5920-01-649-8818, 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 Generac Mobile Products, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 — Fuses, Arrestors, Absorbers, and Protectors (FSG 59) |
| Manufacturers | Generac Mobile Products, Llc (CAGE 0SUA9); Mouser Electronics, Inc Dba Mouser Electronics (CAGE 1JN02) |
| Parameter | Value |
|---|---|
| NSN | 5920-01-649-8818 |
| Primary Part Number | 66440 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Generac Mobile Products, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 66440 PRIMARY | Generac Mobile Products, Llc (USA) |
| 03540803ZXGY-LITTLE FUSE | Mouser Electronics, Inc Dba Mouser Electronics (USA) |
NSN 5920-01-649-8818 is a Fuseholder,block, manufactured by Generac Mobile Products, Llc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-649-8818 has 2 manufacturer part numbers on file: 66440 (Generac Mobile Products, Llc), 03540803ZXGY-LITTLE FUSE (Mouser Electronics, Inc Dba Mouser Electronics).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-720-7120. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.