The Fuse,cartridge, cataloged under National Stock Number 5920-01-483-9764, 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 Naval Sea Systems Command. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-483-9764 |
| Primary Part Number | S9593-BK-OMP-010 INDEX 7-3-11 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 20.000 |
| Body Style | TUBE TYPE |
| Overall Diameter | 0.812 INCHES NOMINAL IN |
| Interruption Indicator Method | BODY-VISUAL OR ALARM |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Maximum Voltage Rating in Volts | 600.0 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 |
|---|---|
| S9593-BK-OMP-010 INDEX 7-3-11 PRIMARY | Naval Sea Systems Command (USA) |
| FLSR20 | Littelfuse, Inc. (USA) |
| Reference | Meaning |
|---|---|
| RKFLSR20 | C/1 Advisory reference — outside the item-of-supply concept Littelfuse, Inc. |
NSN 5920-01-483-9764 is a Fuse,cartridge, manufactured by Naval Sea Systems Command, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-483-9764 has 2 manufacturer part numbers on file: S9593-BK-OMP-010 INDEX 7-3-11 (Naval Sea Systems Command), FLSR20 (Littelfuse, Inc.).
Key specifications for S9593-BK-OMP-010 INDEX 7-3-11: Continuous Current Rating in Amps: 20.000; Body Style: TUBE TYPE; Overall Diameter: 0.812 INCHES NOMINAL IN; Overall Length: 5.000 INCHES NOMINAL IN. 7 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.