The Fuse,enclosed Link, cataloged under National Stock Number 5920-01-651-2040, 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 10 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. Current acquisition status: Active.
| Item Name | Fuse,enclosed Link |
| FSC / FSG | 5920 — Fuses, Arrestors, Absorbers, and Protectors (FSG 59) |
| Manufacturers | Littelfuse, Inc. (CAGE 75915) |
| Parameter | Value |
|---|---|
| NSN | 5920-01-651-2040 |
| Primary Part Number | 169.6885.550 |
| Item Name | Fuse,enclosed Link |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Littelfuse, Inc. |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 50.0 |
| Body Style | PLUG-IN AUTOFUSE |
| Circuit Over-Current Interruption Delay Time in Seconds | 60.0 135 PCT OF CURRENT RATING |
| Terminal Length | 12.6 MILLIMETERS NOMINAL MM |
| Terminal Thickness | 0.83 MILLIMETERS NOMINAL MM |
| Interruption Indicator Method | VISIBLE ELEMENT |
| Maximum Voltage Rating in Volts | 32.0 DC |
| Material | COPPER LOCATION NOT OTHERWISE SPECIFIED |
| Material | COPPER TERMINAL |
| Circuit Over-Current Interruption Type | TIME DELAY |
| 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 |
|---|---|
| 169.6885.550 PRIMARY | Littelfuse, Inc. (USA) |
NSN 5920-01-651-2040 is a Fuse,enclosed Link, manufactured by Littelfuse, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-651-2040 has 1 manufacturer part number on file: 169.6885.550 (Littelfuse, Inc.).
Key specifications for 169.6885.550: Overall Height: 33.9 MILLIMETERS NOMINAL MM; Continuous Current Rating in Amps: 50.0; Body Style: PLUG-IN AUTOFUSE; Circuit Over-Current Interruption Delay Time in Seconds: 60.0 135 PCT OF CURRENT RATING. 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.