The Fuse,cartridge, cataloged under National Stock Number 5920-01-392-2883, 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 Mersen Usa Ep Corp. Dba Ferraz Shawmut. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5920-01-392-2883 |
| Primary Part Number | TRS2-1/4R |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Mersen Usa Ep Corp. Dba Ferraz Shawmut |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 2.250 |
| Body Style | TUBE TYPE |
| Circuit Over-Current Interruption Delay Time in Seconds | 10.0 500 PCT OF CURRENT RATING |
| Overall Diameter | 0.812 INCHES NOMINAL IN |
| Interruption Indicator Method | OPAQUE BODY |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Surface Treatment | COPPER ALLOY TERMINAL |
| Maximum Voltage Rating in Volts | 600.0 AC AND 600.0 DC |
| Material | FIBER 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 |
|---|---|
| FLSR2-1/4 | Littelfuse, Inc. (USA) |
| TRS2-1/4R PRIMARY | Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA) |
| FRS-R-2 1/4 | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| Reference | Meaning |
|---|---|
| TRS2 1/4R | 5/9 Secondary reference Mersen Usa Ep Corp. Dba Ferraz Shawmut |
NSN 5920-01-392-2883 is a Fuse,cartridge, manufactured by Mersen Usa Ep Corp. Dba Ferraz Shawmut, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-392-2883 has 3 manufacturer part numbers on file: FLSR2-1/4 (Littelfuse, Inc.), TRS2-1/4R (Mersen Usa Ep Corp. Dba Ferraz Shawmut), FRS-R-2 1/4 (Cooper Bussmann, Llc Dba Cooper Industries).
Key specifications for TRS2-1/4R: Continuous Current Rating in Amps: 2.250; Body Style: TUBE TYPE; Circuit Over-Current Interruption Delay Time in Seconds: 10.0 500 PCT OF CURRENT RATING; Overall Diameter: 0.812 INCHES NOMINAL IN. 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.