The Fuse,cartridge, cataloged under National Stock Number 5920-00-238-6491, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-00-238-6491 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 0.150 |
| Body Style | HOLE TYPE |
| Overall Diameter | 1.219 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.375 INCHES NOMINAL IN |
| Terminal Thickness | 0.188 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Mounting Hole Diameter | 0.312 INCHES NOMINAL IN |
| Interruption Indicator Method | OPAQUE BODY |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Surface Treatment | SILVER TERMINAL |
| Maximum Voltage Rating in Volts | 250.0 AC |
| Circuit Over-Current Interruption Type | NORMAL INSTANTANEOUS |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTERACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 939F514PC5 | 5/9 Secondary reference U.S. Government activity |
| A25X150 | 5/9 Secondary reference Mersen Usa Ep Corp. Dba Ferraz Shawmut |
| A25X150-4 | 3/1 Design control — primary reference Mersen Usa Ep Corp. Dba Ferraz Shawmut |
NSN 5920-00-238-6491 is a Fuse,cartridge, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5920-00-775-7994. Verify interchangeability with system specifications before substitution.
Key specifications for 5920-00-238-6491: Continuous Current Rating in Amps: 0.150; Body Style: HOLE TYPE; Overall Diameter: 1.219 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.375 INCHES NOMINAL IN. 13 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.