The Fuse Link,electrical, cataloged under National Stock Number 5920-01-277-4121, 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 Northrop Grumman Systems Corporation. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-277-4121 |
| Primary Part Number | 1978067-124 |
| Item Name | Fuse Link,electrical |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 25.000 |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | PLAIN TYPE |
| Precious Material | GOLD AND SILVER |
| Interruption Indicator Method | OPAQUE BODY |
| Precious Material and Location | TERMINAL GOLD AND INTERNAL SURFACES SILVER |
| Maximum Voltage Rating in Volts | 120.0 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 |
|---|---|
| 1978067-124 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 500010 | C/1 Advisory reference — outside the item-of-supply concept Donaldson Company, Inc. |
NSN 5920-01-277-4121 is a Fuse Link,electrical, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-277-4121 has 1 manufacturer part number on file: 1978067-124 (Northrop Grumman Systems Corporation).
5 possible matches (shared part number, not a government interchangeability claim): 5315-01-346-3983, 6685-01-533-7325, 6515-01-541-8147. Verify interchangeability with system specifications before substitution.
Key specifications for 1978067-124: Continuous Current Rating in Amps: 25.000; Fragility Factor: MODERATELY RUGGED; Body Style: PLAIN TYPE; Precious Material: GOLD AND SILVER. 8 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.