The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-903-3014, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 29 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. 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 | 5905-00-903-3014 |
| Primary Part Number | 2078968-1 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Maximum Running Torque | 0.50 INCH-OUNCES IN |
| Nonturn Device Location | AT 12 OCLOCK |
| Body Diameter | 1.294 INCHES MINIMUM AND 1.326 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 2.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 85.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.544 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Shaft End Play | 0.005 INCHES IN |
| Overall Diameter | 1.324 INCHES MINIMUM AND 1.356 INCHES MAXIMUM IN |
| Tap Location From Ccw Terminal Per Section in Ohms | 1000.0 SINGLE SECTION |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 8.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -130.0 TO 130.0 SINGLE SECTION |
| Fixed Tap Quantity Per Section | 1 SINGLE SECTION |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.840 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Body Length | 0.714 INCHES MINIMUM AND 0.746 INCHES MAXIMUM IN |
| Shaft Runout | 0.001 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2078968-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5905-00-903-3014 is a Resistor,variable,wire Wound,pre, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-903-3014 has 1 manufacturer part number on file: 2078968-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 1240-01-072-3489. Verify interchangeability with system specifications before substitution.
Key specifications for 2078968-1: Maximum Running Torque: 0.50 INCH-OUNCES IN; Nonturn Device Location: AT 12 OCLOCK; Body Diameter: 1.294 INCHES MINIMUM AND 1.326 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0. 29 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.