The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-686-4059, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Vishay Sprague Inc. Government technical data includes 28 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-686-4059 |
| Primary Part Number | 44-2-1-500 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Vishay Sprague Inc |
| Status | ACTIVE |
| Electrical Resistance Per Section | 50.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 135.0 SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 2 |
| Shaft Diameter | 0.125 INCHES NOMINAL IN |
| Body Style | RECTANGULAR W/MOUNTING HOLES/SLOTS |
| Terminal Length | 0.500 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Body Width | 0.300 INCHES NOMINAL IN |
| Body Height | 0.360 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.086 INCHES MINIMUM IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -1.0 TO 1.0 SINGLE SECTION |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.300 INCHES NOMINAL IN |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Lateral Distance Between Mounting Hole Centers | 1.000 INCHES NOMINAL IN |
| Shaft Length | 0.030 INCHES MINIMUM IN |
| Body Length | 1.340 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.700 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 0.8 FREE AIR SINGLE SECTION |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| Rotary Actuator Travel in Angular Deg | 9000.0 NOMINAL |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 70.0 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 |
|---|---|
| 44-2-1-500 | Vishay Sprague Inc (USA) |
| Reference | Meaning |
|---|---|
| RTW | 5/9 Secondary reference U.S. Government activity |
| 236P1-500 | 3/9 Design control — primary reference U.S. Government activity |
| 8954937-53 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| 44-2-1-500 | 5/9 Secondary reference IV-Electronic Klaus Vespermann Kg |
NSN 5905-00-686-4059 is a Resistor,variable,wire Wound,non, manufactured by Vishay Sprague Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-686-4059 has 1 manufacturer part number on file: 44-2-1-500 (Vishay Sprague Inc).
3 possible matches (shared part number, not a government interchangeability claim): 4010-01-432-2624, 3040-01-501-0239, 6850-01-577-7968. Verify interchangeability with system specifications before substitution.
Key specifications for 44-2-1-500: Electrical Resistance Per Section: 50.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 135.0 SINGLE SECTION; Section Quantity: 1; Mounting Facility Quantity: 2. 28 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.