The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-259-5047, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 14 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. 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 | 5905-00-259-5047 |
| Primary Part Number | 728778 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 5.000 |
| Electrical Resistance | 25.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | WIRE LEAD |
| Terminal Length | 1.375 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Body Width | 0.765 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN |
| Body Height | 0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN |
| Style Designator | TERMINALS ONE EDGE |
| Power Dissipation Rating in Watts | 18.000 FREE AIR |
| Ambient Temp at Full Rated Power | 25.0 CELSIUS DEGC |
| Body Length | 1.390 INCHES MINIMUM AND 1.423 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 325.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Cubic Measure | 0.337 CUBIC INCHES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5905-00-259-5047 is a Resistor,fixed,wire Wound, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-259-5047 has 2 manufacturer part numbers on file: K43581 (Ward Leonard Ct Llc), 728778 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 4010-01-293-5469. Verify interchangeability with system specifications before substitution.
Key specifications for 728778: Resistance Tolerance in Percent: -5.000 TO 5.000; Electrical Resistance: 25.000 OHMS; Inclosure Type: ENCAPSULATED; Terminal Type: WIRE LEAD. 14 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.