The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-643-5707, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-643-5707 |
| Primary Part Number | 810-659 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Vishay Sprague Inc |
| Status | ACTIVE |
| Maximum Running Torque | 1.25 INCH-OUNCES IN |
| Nonturn Device Location | AT 6 OCLOCK |
| Body Diameter | 1.796 INCHES MINIMUM AND 1.828 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 10.000 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 110.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM 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 |
| Shaft End Play | 0.00800 INCHES IN |
| Overall Diameter | 1.999 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN |
| Terminal Length | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 1.75 INCH-OUNCES IN |
| Terminal Location | UPPER ADJACENT SIDE TWO ROWS LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN |
| Body Length | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN |
| Maximum Stop Torque | 750.00 INCH-OUNCES IN |
| Shaft Runout | 0.002 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 8.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 NOMINAL |
| Pilot Diameter Runout | 0.00200 INCHES IN |
| Screw Thread Diameter | 0.375 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 |
|---|---|
| 810-659 PRIMARY | Vishay Sprague Inc (USA) |
| Reference | Meaning |
|---|---|
| 810-659 | 5/9 Secondary reference IV-Electronic Klaus Vespermann Kg |
NSN 5905-00-643-5707 is a Resistor,variable,wire Wound,pre, manufactured by Vishay Sprague Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-643-5707 has 1 manufacturer part number on file: 810-659 (Vishay Sprague Inc).
Key specifications for 810-659: Maximum Running Torque: 1.25 INCH-OUNCES IN; Nonturn Device Location: AT 6 OCLOCK; Body Diameter: 1.796 INCHES MINIMUM AND 1.828 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.