The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-552-4438, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-552-4438 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Status | ACTIVE |
| Maximum Running Torque | 18.00 INCH-OUNCES IN |
| Nonturn Device Location | AT 9 OCLOCK |
| Body Diameter | 1.780 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Section Quantity | 3 |
| Shaft Diameter | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -1.00 TO 1.00 SINGLE SECTION |
| Overall Diameter | 1.465 INCHES MAXIMUM IN |
| Terminal Length | 0.155 INCHES NOMINAL IN |
| Tap Location From Ccw Terminal Per Section in Ohms | 500.0 1ST SECTION |
| Mounting Method | STANDARD BUSHING |
| Fixed Tap Quantity Per Section | 1 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.880 INCHES NOMINAL IN |
| Body Length | 1.310 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 180.0 NOMINAL AND 120.0 NOMINAL |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | STOPS |
| Terminal Type and Quantity | 10 SOLDER STUD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 279943 | 5/9 Secondary reference Raytheon Technical Services Company |
| RV1S409 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5905-00-552-4438 is a Resistor,variable,wire Wound,non, classified under FSC 5905, Resistor. Status: active.
Key specifications for 5905-00-552-4438: Maximum Running Torque: 18.00 INCH-OUNCES IN; Nonturn Device Location: AT 9 OCLOCK; Body Diameter: 1.780 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0. 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.