The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-143-6938, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is U S Dept of Transportation Federal Aviation Administration. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-143-6938 |
| Primary Part Number | 2668-8390 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| Status | ACTIVE |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.188 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.375 INCHES NOMINAL IN |
| Body Length | 0.203 INCHES NOMINAL IN |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Mounting Bushing Length | 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 | N |
| Part Number | Manufacturer |
|---|---|
| 2668-8390 | U S Dept of Transportation Federal Aviation Administration (USA) |
| Reference | Meaning |
|---|---|
| RV4NAYSG102A | 3/9 Design control — primary reference Wesco Distribution, Inc. Div Carlton-Bates Company |
| 2668-8390 | 5/9 Secondary reference Lockheed Martin Corp Lockheed Martin Mission Systems |
| 65091-2 | C/1 Advisory reference — outside the item-of-supply concept Orbit International Corp. Div Orbit Instrument |
NSN 5905-01-143-6938 is a Resistor,variable,nonwire Wound,, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-143-6938 has 1 manufacturer part number on file: 2668-8390 (U S Dept of Transportation Federal Aviation Administration).
Key specifications for 2668-8390: Body Diameter: 0.875 INCHES NOMINAL IN; Section Quantity: 1; Shaft Diameter: 0.188 INCHES NOMINAL IN; Body Style: CYLINDRICAL BUSHING MOUNTED. 10 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.