The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-01-028-1607, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 30 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5905-01-028-1607 |
| Primary Part Number | 2100-0820 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Nonturn Device Location | AT 6 OCLOCK |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 2.0 |
| Lateral Runout | 0.005 INCHES IN |
| Electrical Resistance Per Section | 50.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Shaft End Play | 0.100 INCHES IN |
| Mounting Method | STANDARD BUSHING |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.813 INCHES NOMINAL IN |
| Body Length | 0.750 INCHES NOMINAL IN |
| Shaft Runout | 0.003 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 NOMINAL |
| Pilot Diameter Runout | 0.003 INCHES IN |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Shaft Radial Play | 0.003 INCHES IN |
| Actuator Travel Control Feature | CLUTCH |
| Resistance Tolerance Per Section in Percent | -3.0 TO 3.0 SINGLE SECTION |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 3600.0 NOMINAL |
| 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 |
|---|---|
| 2100-0820 PRIMARY | Keysight Technologies Inc (USA) |
| 3540S-482-503 | Bourns, Inc. Dba Bourns Sensor Controls (USA) |
| Reference | Meaning |
|---|---|
| 2100-0820 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 2100-0820 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 3450S-482-503 | 5/9 Secondary reference Bourns Inc |
| 3540S-482-503 | 5/9 Secondary reference Bourns Inc |
NSN 5905-01-028-1607 is a Resistor,variable,wire Wound,non, manufactured by Keysight Technologies Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-028-1607 has 2 manufacturer part numbers on file: 2100-0820 (Keysight Technologies Inc), 3540S-482-503 (Bourns, Inc. Dba Bourns Sensor Controls).
Key specifications for 2100-0820: Nonturn Device Location: AT 6 OCLOCK; Body Diameter: 0.875 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 2.0; Lateral Runout: 0.005 INCHES IN. 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.