The Fuse,cartridge, cataloged under National Stock Number 5920-01-417-6578, 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 National Fuse Products, Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-417-6578 |
| Primary Part Number | E70S400 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | National Fuse Products, Inc. |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 400.000 |
| Body Style | HOLE TYPE |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Terminal Thickness | 1.000 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.500 INCHES NOMINAL IN |
| Interruption Indicator Method | OPAQUE BODY |
| Maximum Voltage Rating in Volts | 700.0 AC |
| Circuit Over-Current Interruption Type | NORMAL INSTANTANEOUS |
| 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 |
|---|---|
| E70S400 PRIMARY | National Fuse Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 8734304 | 5/9 Secondary reference U.S. Government activity |
| E70S400 | 3/9 Design control — primary reference Edison Fusegear |
| XL70F400 | 5/9 Secondary reference Federal Pacific Electric Co Economy Fuse Div |
NSN 5920-01-417-6578 is a Fuse,cartridge, manufactured by National Fuse Products, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-417-6578 has 1 manufacturer part number on file: E70S400 (National Fuse Products, Inc.).
Key specifications for E70S400: Continuous Current Rating in Amps: 400.000; Body Style: HOLE TYPE; Overall Diameter: 2.500 INCHES NOMINAL IN; Terminal Thickness: 1.000 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
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.