The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-990-8345, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5905-00-990-8345 |
| Primary Part Number | 225027-21 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Body Diameter | 0.310 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 50.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 175.0 SINGLE SECTION |
| Section Quantity | 1 |
| Body Style | CYLINDRICAL |
| Overall Diameter | 0.310 INCHES NOMINAL IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.100 INCHES NOMINAL IN |
| Actuator Type | FLUSH DRIVE WITH SLOT-HOLE |
| Body Length | 0.190 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 0.5 FREE AIR SINGLE SECTION |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 49671-8486169 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Resistance Tolerance Per Section in Percent | -5.0 TO 5.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| 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 |
|---|---|
| 225027-21 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 3300P1-500 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-00-990-8345 is a Resistor,variable,wire Wound,non, manufactured by Raytheon Company, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-990-8345 has 1 manufacturer part number on file: 225027-21 (Raytheon Company).
Key specifications for 225027-21: Body Diameter: 0.310 INCHES NOMINAL IN; Electrical Resistance Per Section: 50.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 175.0 SINGLE SECTION; Section Quantity: 1. 19 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.