The Fuse,cartridge, cataloged under National Stock Number 5920-01-107-9771, 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 Bulgin Components Plc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5920-01-107-9771 |
| Primary Part Number | F286-250MA |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Bulgin Components Plc |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 0.250 |
| Body Style | TUBE TYPE |
| Circuit Over-Current Interruption Delay Time in Seconds | 3.0 400 PCT OF CURRENT RATING |
| Overall Diameter | 5.0 MILLIMETERS NOMINAL MM |
| Interruption Indicator Method | VISIBLE ELEMENT |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Surface Treatment | NICKEL TERMINAL |
| Maximum Voltage Rating in Volts | 250.0 AC AND 250.0 DC |
| Material | COPPER TERMINAL |
| Material | GLASS CASE |
| 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 |
|---|---|
| 218.250 | Littelfuse, Inc. (USA) |
| 218.250 | Rs Components Limited (GBR) |
| GDC-250MA | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| F286-250MA PRIMARY | Bulgin Components Plc (GBR) |
| Reference | Meaning |
|---|---|
| 020.7275 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 19195-250MA | C/1 Advisory reference — outside the item-of-supply concept Wickmann Usa Inc |
| ASC1391616 | 5/9 Secondary reference Asc Pty Ltd |
NSN 5920-01-107-9771 is a Fuse,cartridge, manufactured by Bulgin Components Plc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-107-9771 has 4 manufacturer part numbers on file: 218.250 (Littelfuse, Inc.), 218.250 (Rs Components Limited), GDC-250MA (Cooper Bussmann, Llc Dba Cooper Industries), F286-250MA (Bulgin Components Plc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-185-4618, 2540-01-560-9912. Verify interchangeability with system specifications before substitution.
Key specifications for F286-250MA: Continuous Current Rating in Amps: 0.250; Body Style: TUBE TYPE; Circuit Over-Current Interruption Delay Time in Seconds: 3.0 400 PCT OF CURRENT RATING; Overall Diameter: 5.0 MILLIMETERS NOMINAL MM. 11 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.