The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-01-012-8903, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-01-012-8903 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Status | ACTIVE |
| Body Diameter | 0.781 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 100.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 SINGLE SECTION |
| Section Quantity | 1 |
| Body Style | CYLINDRICAL |
| Mounting Method | TAB |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -150.0 TO 150.0 SINGLE SECTION |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Actuator Type | FLUSH DRIVE WITH SLOT-HOLE |
| Body Length | 0.391 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 270.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 270.0 NOMINAL |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 55.0 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 |
| Reference | Meaning |
|---|---|
| 115-101A | 5/9 Secondary reference Cts Corp Berne Div Thick Film Products Group |
| 115210-2 | 3/9 Design control — primary reference Systron-Donner Corp Microwave/instrument Div |
| 600048 | 5/9 Secondary reference Systron-Donner Corp Microwave/instrument Div |
NSN 5905-01-012-8903 is a Resistor,variable,wire Wound,non, classified under FSC 5905, Resistor. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-285-1462, 5315-01-312-2420. Verify interchangeability with system specifications before substitution.
Key specifications for 5905-01-012-8903: Body Diameter: 0.781 INCHES NOMINAL IN; Electrical Resistance Per Section: 100.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION; Section Quantity: 1. 18 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.