The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-01-270-4526, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-270-4526 |
| Primary Part Number | 531939-4 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Body Diameter | 0.530 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Section Quantity | 1 |
| Shaft Diameter | 0.0932 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Mounting Method | STANDARD BUSHING |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.650 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN |
| Body Length | 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 1.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 MINIMUM AND 3620.0 MAXIMUM |
| Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | CLUTCH |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 3600.0 MINIMUM AND 3620.0 MAXIMUM |
| Function Conformity Per Section | SINGLE SECTION INDEPENDENT LINEARITY |
| Mounting Bushing Length | 0.260 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 160.0 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 |
NSN 5905-01-270-4526 is a Resistor,variable,wire Wound,pre, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-270-4526 has 2 manufacturer part numbers on file: 531939-4 (Honeywell International Inc. Div Aerospace - Torrance), 162-0285 (Vishay Sprague Inc).
Key specifications for 531939-4: Body Diameter: 0.530 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0; Section Quantity: 1; Shaft Diameter: 0.0932 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN. 24 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.