The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-324-0108, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company. Government technical data includes 30 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-324-0108 |
| Primary Part Number | 228092-4 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Body Diameter | 0.500 INCHES NOMINAL IN |
| Operating Position | START OF ROTATION |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 100.0 KILOHMS SINGLE SECTION |
| Switch Voltage Rating in Volts | 125.0 |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 120.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE |
| Features Provided | PANEL SEAL AND SHAFT SEAL AND SWITCH |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.500 INCHES NOMINAL IN |
| Body Length | 0.948 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 0.5 FREE AIR SINGLE SECTION |
| Switch Type | ROTARY |
| Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Switch Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN, BOTH POSITIONS MAINTAINED |
| Terminal Type and Quantity | 5 TAB, SOLDER LUG |
| Mounting Bushing Length | 0.250 INCHES NOMINAL IN |
| Device Design Type | NONTURN AT 3:00 OCLOCKUNABLE TO DECODE |
| Switch Current Type and Rating in Amps | 1.000 AC |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 70.0 SINGLE SECTION |
| 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 |
|---|---|
| 228092-4 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| WRS8766B | 5/9 Secondary reference Clarostat Sensors and Controls |
| 228092-4 | 5/9 Secondary reference Clarostat Sensors and Controls |
| WRS8766 | 5/9 Secondary reference Clarostat Sensors and Controls |
| WRS8766 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
NSN 5905-01-324-0108 is a Resistor,variable,nonwire Wound,, manufactured by Raytheon Company, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-324-0108 has 1 manufacturer part number on file: 228092-4 (Raytheon Company).
Key specifications for 228092-4: Body Diameter: 0.500 INCHES NOMINAL IN; Operating Position: START OF ROTATION; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 100.0 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.