The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-683-5644, 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 30 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-683-5644 |
| Primary Part Number | 1981398PC1 |
| 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 | 0.60 INCH-OUNCES IN |
| Body Diameter | 1.812 INCHES NOMINAL IN |
| Lateral Runout | 0.003 INCHES IN |
| Electrical Resistance Per Section | 1.000 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0625 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Undercut Width | 0.0625 INCHES NOMINAL IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.125 INCHES NOMINAL IN |
| Undercut Diameter | 1.797 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -1.00 TO 1.00 SINGLE SECTION |
| Shaft End Play | 0.00700 INCHES IN |
| Mounting Method | FLANGE |
| Maximum Starting Torque | 0.70 INCH-OUNCES IN |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.8125 INCHES NOMINAL IN |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.563 INCHES NOMINAL IN |
| Pilot Diameter | 1.6880 INCHES NOMINAL IN |
| Body Length | 0.875 INCHES NOMINAL IN |
| Shaft Runout | 0.002 INCHES IN |
| Pilot Length | 0.0625 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 NOMINAL |
| Pilot Diameter Runout | 0.00250 INCHES IN |
| Bearing Type | BALL SHAFT |
| 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 |
|---|---|
| 1981398PC1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1006758PC1 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5905-00-683-5644 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 5905-00-683-5644 has 2 manufacturer part numbers on file: 1981398PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1006758PC1 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 1981398PC1: Maximum Running Torque: 0.60 INCH-OUNCES IN; Body Diameter: 1.812 INCHES NOMINAL IN; Lateral Runout: 0.003 INCHES IN; Electrical Resistance Per Section: 1.000 KILOHMS SINGLE SECTION. 30 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.