The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-066-9808, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-066-9808 |
| Primary Part Number | 855-021-001 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
| Status | ACTIVE |
| Body Diameter | 2.000 INCHES NOMINAL IN |
| Lateral Runout | 0.001 INCHES IN |
| Mounting Lip Depth | 0.09300 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 ALL SECTIONS |
| Undercut Width | 0.07300 INCHES MINIMUM IN |
| Section Quantity | 2 |
| Shaft Diameter | 0.249 INCHES NOMINAL IN |
| Shaft Bearing Type | BALL |
| Undercut Diameter | 1.875 INCHES MAXIMUM IN |
| Function Characteristic Per Section | ALL SECTIONS LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.05 TO 0.05 ALL SECTIONS |
| Shaft End Play | 0.00500 INCHES IN |
| Mounting Method | CLAMP RING(S) |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -400.0 TO 400.0 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE |
| Mounting Lip Diameter | 2.00000 INCHES NOMINAL IN |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.625 INCHES NOMINAL IN |
| Pilot Diameter | 1.87500 INCHES NOMINAL IN |
| Body Length | 1.662 INCHES NOMINAL IN |
| Shaft Runout | 0.002 INCHES IN |
| Pilot Length | 0.06200 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 350.0 NOMINAL |
| Pilot Diameter Runout | 0.00100 INCHES IN |
| Shaft Radial Play | 0.005 INCHES IN |
| Mechanical Backlash in Deg Angular Rotation | 0.1 |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| 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 |
|---|---|
| 855-021-001 | Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division (USA) |
| 855-021-001 PRIMARY | Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA) |
| 308-0105 | Vishay Sprague Inc (USA) |
| Reference | Meaning |
|---|---|
| 308 | 5/1 Secondary reference Vishay Sprague Inc |
NSN 5905-01-066-9808 is a Resistor,variable,nonwire Wound,, manufactured by Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-066-9808 has 3 manufacturer part numbers on file: 855-021-001 (Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division), 855-021-001 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), 308-0105 (Vishay Sprague Inc).
Key specifications for 855-021-001: Body Diameter: 2.000 INCHES NOMINAL IN; Lateral Runout: 0.001 INCHES IN; Mounting Lip Depth: 0.09300 INCHES NOMINAL IN; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 125.0 ALL SECTIONS. 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.