The Fuseholder,block, cataloged under National Stock Number 5920-01-593-6439, 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.. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5920-01-593-6439 |
| Primary Part Number | L60030M-3C |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Littelfuse, Inc. |
| Status | ACTIVE |
| Voltage in Volts | 600.0 |
| Current Carrying Rating in Amps | 30.0 |
| Fuse Accommodation Quantity | 3 |
| 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 |
|---|---|
| L60030M-3C PRIMARY | Littelfuse, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 218074812 | 5/2 Secondary reference U.S. Government activity |
| H626-2201-88 | 5/1 Secondary reference U.S. Government activity |
| 223-8357228-88 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 5920-01-593-6439 is a Fuseholder,block, manufactured by Littelfuse, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-593-6439 has 1 manufacturer part number on file: L60030M-3C (Littelfuse, Inc.).
Key specifications for L60030M-3C: Voltage in Volts: 600.0; Current Carrying Rating in Amps: 30.0; Part Name Assigned by Controlling Agency: FUSE BLOCK; CLASS CC MIDGET; End Item Identification: CABINET,CONVERTER PWR; (DWG TITLE) NSSN CLASS SUBMARINE ELECTRIC BOW PLANE POWER CONVERTER/CONTROLLER CABINET ASSEMBLY AND DETAIL. 3 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.