The Fuse,cartridge, cataloged under National Stock Number 5920-01-319-6739, 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 Rs Components Limited. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-319-6739 |
| Primary Part Number | 422-012 |
| Item Name | Fuse,cartridge |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Rs Components Limited |
| Status | ACTIVE |
| Continuous Current Rating in Amps | 0.125 |
| Terminal Diameter | 0.025 INCHES NOMINAL IN |
| Body Style | PIGTAIL TYPE |
| Overall Diameter | 0.095 INCHES NOMINAL IN |
| Terminal Length | 1.470 INCHES NOMINAL IN |
| Maximum Voltage Rating in Volts | 125.0 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 |
NSN 5920-01-319-6739 is a Fuse,cartridge, manufactured by Rs Components Limited, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-319-6739 has 3 manufacturer part numbers on file: 422-012 (Rs Components Limited), 251.125 (Littelfuse Uk Ltd), 251-125 (Littelfuse, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-415-0153. Verify interchangeability with system specifications before substitution.
Key specifications for 422-012: Continuous Current Rating in Amps: 0.125; Terminal Diameter: 0.025 INCHES NOMINAL IN; Body Style: PIGTAIL TYPE; Overall Diameter: 0.095 INCHES NOMINAL IN. 7 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.