The Fuse,cartridge, cataloged under National Stock Number 5920-01-333-4172, 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 English Electric Corp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5920-01-333-4172 |
| Primary Part Number | WIS.7565/C REF 4 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | English Electric Corp |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 3.000 |
| Fragility Factor | MODERATELY DELICATE |
| Body Style | TUBE TYPE |
| Overall Diameter | 0.474 INCHES NOMINAL IN |
| Interruption Indicator Method | OPAQUE BODY |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Surface Treatment | SOLDER TERMINAL |
| Maximum Voltage Rating in Volts | 125.0 AC AND 125.0 DC |
| Material | CERAMIC CASE |
| 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 |
|---|---|
| WIS.7565/C REF 4 PRIMARY | English Electric Corp (USA) |
| WIS.7565/C REF 4 | Cooper Bussmann Uk Ltd (GBR) |
| WIS.7565/C REF 4 | Leonardo Mw Ltd (GBR) |
| Reference | Meaning |
|---|---|
| WIS.7565/C REF 4 | 5/9 Secondary reference Ge Power Controls Ltd |
| WIS-7565-4 | C/1 Advisory reference — outside the item-of-supply concept Leonardo Mw Ltd |
| WIS.7565/C REF 4 | 5/9 Secondary reference Cooper Uk Ltd - Bussmann Division |
NSN 5920-01-333-4172 is a Fuse,cartridge, manufactured by English Electric Corp, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-333-4172 has 3 manufacturer part numbers on file: WIS.7565/C REF 4 (English Electric Corp), WIS.7565/C REF 4 (Cooper Bussmann Uk Ltd), WIS.7565/C REF 4 (Leonardo Mw Ltd).
Key specifications for WIS.7565/C REF 4: Continuous Current Rating in Amps: 3.000; Fragility Factor: MODERATELY DELICATE; Body Style: TUBE TYPE; Overall Diameter: 0.474 INCHES NOMINAL IN. 10 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.