The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-898-9656, 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 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-898-9656 |
| Primary Part Number | 500-20K0HMSP0RM3PCT |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Vishay Sprague Inc |
| Status | ACTIVE |
| Maximum Running Torque | 0.30 INCH-OUNCES IN |
| Body Diameter | 0.875 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 20.0 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.125 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.25 TO 0.25 SINGLE SECTION |
| Overall Diameter | 0.947 INCHES NOMINAL IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 0.40 INCH-OUNCES IN |
| Terminal Location | UPPER ADJACENT SIDE SINGLE ROW LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.376 INCHES NOMINAL IN |
| Body Length | 1.438 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 NOMINAL |
| Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Resistance Tolerance Per Section in Percent | -3.0 TO 3.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 3600.0 NOMINAL |
| Function Conformity Per Section | SINGLE SECTION INDEPENDENT LINEARITY |
| Mounting Bushing Length | 0.312 INCHES NOMINAL IN |
| 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 |
|---|---|
| 500-20K0HMSP0RM3PCT | IV-Electronic Klaus Vespermann Kg (DEU) |
| 9988667 | Us Army Aviation and Missile Command (USA) |
| 500-20K0HMSP0RM3PCT PRIMARY | Vishay Sprague Inc (USA) |
NSN 5905-00-898-9656 is a Resistor,variable,wire Wound,pre, manufactured by Vishay Sprague Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-898-9656 has 3 manufacturer part numbers on file: 500-20K0HMSP0RM3PCT (IV-Electronic Klaus Vespermann Kg), 9988667 (Us Army Aviation and Missile Command), 500-20K0HMSP0RM3PCT (Vishay Sprague Inc).
Key specifications for 500-20K0HMSP0RM3PCT: Maximum Running Torque: 0.30 INCH-OUNCES IN; Body Diameter: 0.875 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 20.0 KILOHMS SINGLE SECTION. 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.