The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-473-7630, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Leonardo Uk Ltd. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-473-7630 |
| Primary Part Number | 538424-38 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Leonardo Uk Ltd |
| Status | ACTIVE |
| Electrical Resistance Per Section | 100.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 SINGLE SECTION |
| Section Quantity | 1 |
| Reliability Failure Rate Level in Percent | 1.000 |
| Power Dissipation Rating Per Section in Watts | 500.0 FREE AIR SINGLE SECTION |
| Reliability Indicator | ESTABLISHED |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 85.0 SINGLE SECTION |
| 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 |
|---|---|
| 538424-38 | Leonardo Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 538424-38 | 5/9 Secondary reference Leonardo Mw Ltd |
| 538424-38 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5905-01-473-7630 is a Resistor,variable,nonwire Wound,, manufactured by Leonardo Uk Ltd, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-473-7630 has 1 manufacturer part number on file: 538424-38 (Leonardo Uk Ltd).
Key specifications for 538424-38: Electrical Resistance Per Section: 100.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 150.0 SINGLE SECTION; Section Quantity: 1; Reliability Failure Rate Level in Percent: 1.000. 8 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.