The Fuse,cartridge, cataloged under National Stock Number 5920-01-549-4722, 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 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-549-4722 |
| Primary Part Number | 12.5URD272TTF1000 |
| 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 | 1000.000 |
| Interruption Indicator Method | OPAQUE BODY |
| Features Provided | NONRENEWABLE FUSIBLE ELEMENT |
| Maximum Voltage Rating in Volts | 1300.0 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 |
|---|---|
| 12.5URD272TTF1000 PRIMARY | Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA) |
| PC272UD13C10CTF PRIMARY | Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA) |
| PA20397/2120 REV 3 ITEM 18 | Alstom Power Conversion Inc. (USA) |
NSN 5920-01-549-4722 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 5920-01-549-4722 has 3 manufacturer part numbers on file: 12.5URD272TTF1000 (Mersen Usa Ep Corp. Dba Ferraz Shawmut), PC272UD13C10CTF (Mersen Usa Ep Corp. Dba Ferraz Shawmut), PA20397/2120 REV 3 ITEM 18 (Alstom Power Conversion Inc.).
Key specifications for 12.5URD272TTF1000: Continuous Current Rating in Amps: 1000.000; Interruption Indicator Method: OPAQUE BODY; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Special Features: PSC SQUARE BODY SIMICONDUCTOR PROTECTION FUSE. 5 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.