The Fuse Link,electrical, cataloged under National Stock Number 5920-01-184-6257, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5920-01-184-6257 |
| Primary Part Number | AA55497-027 |
| Item Name | Fuse Link,electrical |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 20.000 |
| Terminal Diameter | 0.050 INCHES NOMINAL IN |
| Body Style | PIGTAIL TYPE |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Terminal Length | 21.000 INCHES NOMINAL IN |
| Interruption Indicator Method | VISIBLE ELEMENT |
| Maximum Voltage Rating in Volts | 27000.0 AC |
| Material | COPPER 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 |
|---|---|
| AA55497-027 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| FL11K20 | 5/1 Secondary reference Cooper Bussmann, Llc Dba Cooper Industries |
| A-A-55497 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| M20K26 | 5/9 Secondary reference La Chance Ltd |
NSN 5920-01-184-6257 is a Fuse Link,electrical, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-184-6257 has 1 manufacturer part number on file: AA55497-027 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
Key specifications for AA55497-027: Continuous Current Rating in Amps: 20.000; Terminal Diameter: 0.050 INCHES NOMINAL IN; Body Style: PIGTAIL TYPE; Overall Diameter: 0.500 INCHES NOMINAL IN. 9 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.