The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-01-084-0031, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc Dba Honeywell International Div New England Instrument (nei). Government technical data includes 30 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 | 5905-01-084-0031 |
| Primary Part Number | 78ESB502L388 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Honeywell International Inc Dba Honeywell International Div New England Instrument (nei) |
| Status | ACTIVE |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 5.000 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0620 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.200 INCHES MAXIMUM IN |
| Undercut Diameter | 0.781 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Mounting Method | CLAMP |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -200.0 TO 200.0 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 0.8750 INCHES NOMINAL IN |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.438 INCHES NOMINAL IN |
| Pilot Diameter | 0.7490 INCHES MINIMUM AND 0.7450 INCHES MAXIMUM IN |
| Body Length | 0.500 INCHES NOMINAL IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 1.25 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 345.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TURRET |
| Rotary Actuator Travel in Angular Deg | 345.0 NOMINAL |
| Function Conformity Per Section | SINGLE SECTION INDEPENDENT LINEARITY |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 70.0 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 |
|---|---|
| 78ESB502L388 PRIMARY | Honeywell International Inc Dba Honeywell International Div New England Instrument (nei) (USA) |
NSN 5905-01-084-0031 is a Resistor,variable,wire Wound,pre, manufactured by Honeywell International Inc Dba Honeywell International Div New England Instrument (nei), classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-084-0031 has 1 manufacturer part number on file: 78ESB502L388 (Honeywell International Inc Dba Honeywell International Div New England Instrument (nei)).
Key specifications for 78ESB502L388: Body Diameter: 0.875 INCHES NOMINAL IN; Electrical Resistance Per Section: 5.000 KILOHMS SINGLE SECTION; Mounting Lip Depth: 0.0620 INCHES NOMINAL IN; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 125.0 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.