The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-01-423-4031, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-423-4031 |
| Primary Part Number | 61939-B0001-158 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| Electrical Resistance Per Section | 100.0 OHMS SINGLE SECTION |
| Section Quantity | 1 |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Reliability Indicator | NOT ESTABLISHED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 61939-B0001-158 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| 522-2921 | Eti Systems Inc Div of Polaris Industrial Enterprises (USA) |
NSN 5905-01-423-4031 is a Resistor,variable,wire Wound,non, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-423-4031 has 2 manufacturer part numbers on file: 61939-B0001-158 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 522-2921 (Eti Systems Inc Div of Polaris Industrial Enterprises).
Key specifications for 61939-B0001-158: Electrical Resistance Per Section: 100.0 OHMS SINGLE SECTION; Section Quantity: 1; Power Dissipation Rating Per Section in Watts: 2.0 FREE AIR SINGLE SECTION; Reliability Indicator: NOT ESTABLISHED. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.