The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-471-9993, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Servo Instrument Corporation. Government technical data includes 29 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-471-9993 |
| Primary Part Number | 14WB1-2269 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Servo Instrument Corporation |
| Status | ACTIVE |
| Maximum Running Torque | 1.00 INCH-OUNCES IN |
| Nonturn Device Location | AT 3 OCLOCK |
| Body Diameter | 0.880 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 250.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.2498 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.359 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -3.00 TO 3.00 SINGLE SECTION |
| Overall Diameter | 1.130 INCHES NOMINAL IN |
| First Flat Length | 0.380 INCHES MINIMUM IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 6.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -70.0 TO 70.0 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, FLATTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 1.750 INCHES NOMINAL IN |
| Body Length | 0.370 INCHES NOMINAL IN |
| Maximum Stop Torque | 128.00 INCH-OUNCES IN |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 310.0 NOMINAL |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | STOPS |
| 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 |
|---|---|
| 14WB1-2269 | Servo Instrument Corporation (USA) |
| 55-50-267 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
| Reference | Meaning |
|---|---|
| 579R644H10 | 3/2 Design control — primary reference U.S. Government activity |
| RTS7-8 286-10 | 5/9 Secondary reference Data Instruments Inc |
| RTS7-8 286-10 | 5/9 Secondary reference U.S. Government activity |
| RTS7-8-286-10A | 5/9 Secondary reference U.S. Government activity |
| RTS7-8-286-10A | 5/9 Secondary reference Data Instruments Inc |
NSN 5905-00-471-9993 is a Resistor,variable,wire Wound,non, manufactured by Servo Instrument Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-471-9993 has 2 manufacturer part numbers on file: 14WB1-2269 (Servo Instrument Corporation), 55-50-267 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments).
Key specifications for 14WB1-2269: Maximum Running Torque: 1.00 INCH-OUNCES IN; Nonturn Device Location: AT 3 OCLOCK; Body Diameter: 0.880 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0. 29 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.