The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-124-7155, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bi Technologies Corporation Div Bi Technologies Corp.. Government technical data includes 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-124-7155 |
| Primary Part Number | 66XR50 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Bi Technologies Corporation Div Bi Technologies Corp. |
| Status | ACTIVE |
| Electrical Resistance Per Section | 50.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.090 INCHES NOMINAL IN |
| Fragility Factor | RUGGED |
| Body Style | RECTANGULAR |
| Terminal Length | 0.180 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Body Width | 0.200 INCHES MAXIMUM IN |
| Body Height | 0.410 INCHES NOMINAL IN |
| Maximum Starting Torque | 5.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -100.0 TO 100.0 SINGLE SECTION |
| Terminal Location | LOWER ADJACENT SIDE SINGLE ROW |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.100 INCHES NOMINAL IN |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.062 INCHES NOMINAL IN |
| Body Length | 0.375 INCHES NOMINAL IN |
| Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 0.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 7200.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CLUTCH |
| Resistance Tolerance Per Section in Percent | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| Rotary Actuator Travel in Angular Deg | 7200.0 NOMINAL |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 25.0 SINGLE SECTION |
| 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 |
|---|---|
| 66XR50 PRIMARY | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
NSN 5905-01-124-7155 is a Resistor,variable,nonwire Wound,, manufactured by Bi Technologies Corporation Div Bi Technologies Corp., classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-124-7155 has 1 manufacturer part number on file: 66XR50 (Bi Technologies Corporation Div Bi Technologies Corp.).
Key specifications for 66XR50: Electrical Resistance Per Section: 50.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION; Section Quantity: 1; Shaft Diameter: 0.090 INCHES NOMINAL IN. 27 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.