The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-666-0954, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-666-0954 |
| Primary Part Number | 40-5203P1 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Body Diameter | 3.250 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 20.000 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.05 TO 0.05 SINGLE SECTION |
| Mounting Method | LOCKING BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 1.062 INCHES NOMINAL IN |
| Body Length | 3.750 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 4.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 1800.0 NOMINAL |
| Screw Thread Diameter | 0.500 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -5.0 TO 5.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 1800.0 NOMINAL |
| Function Conformity Per Section | SINGLE SECTION INDEPENDENT LINEARITY |
| Mounting Bushing Length | 0.500 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 |
|---|---|
| 40-5203P1 | Raytheon Company (USA) |
| U405203 | Raytheon Company Dba Raytheon Co (USA) |
| U405203 | Raytheon Company (USA) |
| 40-5203P1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| U405203 | 5/9 Secondary reference Raytheon Company Div Corp |
| 40-5203P1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5905-00-666-0954 is a Resistor,variable,wire Wound,pre, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-666-0954 has 4 manufacturer part numbers on file: 40-5203P1 (Raytheon Company), U405203 (Raytheon Company Dba Raytheon Co), U405203 (Raytheon Company), 40-5203P1 (Raytheon Company Dba Raytheon Co).
Key specifications for 40-5203P1: Body Diameter: 3.250 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 20.000 KILOHMS SINGLE SECTION; Section Quantity: 1. 25 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.