The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-01-033-0401, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-033-0401 |
| Primary Part Number | 2921081 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Nonturn Device Location | AT 9 OCLOCK |
| Body Diameter | 1.219 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Undercut Length | 0.405 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 1.0 KILOHMS ALL SECTIONS |
| Section Quantity | 2 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, STEPPED |
| Actuator Type | DUAL CONCENTRIC |
| Shaft Length | 1.336 INCHES NOMINAL IN |
| Undercut Diameter | 0.125 INCHES NOMINAL IN |
| Body Length | 1.219 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 280.0 NOMINAL |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 ALL SECTIONS |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 300.0 NOMINAL |
| Mounting Bushing Length | 0.375 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 40.0 ALL SECTIONS |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 105.0 ALL SECTIONS |
| 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 |
|---|---|
| BAS-1253-1KOHMSPORM10PCT | Cts Corp Electromechanical Div (USA) |
| 2921081 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| D43M-1KOHMSPORM10PCT | Clarostat Sensors and Controls (USA) |
| Reference | Meaning |
|---|---|
| BAS-1253-1KOHMSPORM10PCT | 5/9 Secondary reference Cts Corp |
| D43MTYPE | C/1 Advisory reference — outside the item-of-supply concept Clarostat Sensors and Controls |
NSN 5905-01-033-0401 is a Resistor,variable,wire Wound,non, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-033-0401 has 3 manufacturer part numbers on file: BAS-1253-1KOHMSPORM10PCT (Cts Corp Electromechanical Div), 2921081 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), D43M-1KOHMSPORM10PCT (Clarostat Sensors and Controls).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-557-4365. Verify interchangeability with system specifications before substitution.
Key specifications for 2921081: Nonturn Device Location: AT 9 OCLOCK; Body Diameter: 1.219 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Undercut Length: 0.405 INCHES NOMINAL IN. 28 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.