The Resistor,variable,hybrid, cataloged under National Stock Number 5905-01-291-7661, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bei Sensors & Systems Company, Inc. Dba Bei Duncan. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-291-7661 |
| Primary Part Number | 4200-574-3 |
| Item Name | Resistor,variable,hybrid |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Bei Sensors & Systems Company, Inc. Dba Bei Duncan |
| Status | ACTIVE |
| Maximum Running Torque | 0.15 INCH-OUNCES IN |
| Body Diameter | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Lateral Runout | 0.0015 INCHES IN |
| Electrical Resistance Per Section | 2.0 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Undercut Width | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN |
| Undercut Diameter | 0.781 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.25 TO 0.25 SINGLE SECTION |
| Shaft End Play | 0.005 INCHES IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 0.20 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -70.0 TO 70.0 SINGLE SECTION |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE |
| Mounting Lip Diameter | 0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.220 INCHES MINIMUM AND 0.282 INCHES MAXIMUM IN |
| Pilot Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Body Length | 1.080 INCHES MAXIMUM IN |
| Shaft Runout | 0.0005 INCHES IN |
| Pilot Length | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 1.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 1080.0 MINIMUM AND 1084.0 MAXIMUM |
| 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 |
|---|---|
| 4200-574-3 | Bei Sensors & Systems Company, Inc. Dba Bei Duncan (USA) |
| MH20S-3110-2K | Eti Systems Inc Div of Polaris Industrial Enterprises (USA) |
| Reference | Meaning |
|---|---|
| 9E1461 | 3/2 Design control — primary reference U.S. Government activity |
| 4200-574-1 | 5/9 Secondary reference Bei Sensors & Systems Company, Inc. Dba Bei Duncan |
| 4200-574-2 | 5/9 Secondary reference Bei Sensors & Systems Company, Inc. Dba Bei Duncan |
NSN 5905-01-291-7661 is a Resistor,variable,hybrid, manufactured by Bei Sensors & Systems Company, Inc. Dba Bei Duncan, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-291-7661 has 2 manufacturer part numbers on file: 4200-574-3 (Bei Sensors & Systems Company, Inc. Dba Bei Duncan), MH20S-3110-2K (Eti Systems Inc Div of Polaris Industrial Enterprises).
Key specifications for 4200-574-3: Maximum Running Torque: 0.15 INCH-OUNCES IN; Body Diameter: 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN; Lateral Runout: 0.0015 INCHES IN; Electrical Resistance Per Section: 2.0 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.