The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-340-5647, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-340-5647 |
| Primary Part Number | 78SF2A502-L772 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Honeywell International Inc Dba Honeywell International Div New England Instrument (nei) |
| Status | ACTIVE |
| Maximum Running Torque | 0.50 INCH-OUNCES IN |
| Body Diameter | 0.900 INCHES MAXIMUM IN |
| Electrical Resistance Per Section | 5.0 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Undercut Width | 0.0570 INCHES MINIMUM IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN |
| Undercut Diameter | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| 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 |
| Maximum Starting Torque | 0.50 INCH-OUNCES IN |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 0.9000 INCHES MAXIMUM IN |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.538 INCHES MINIMUM AND 0.588 INCHES MAXIMUM IN |
| Pilot Diameter | 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Body Length | 0.790 INCHES MAXIMUM IN |
| Pilot Length | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 1.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 340.0 NOMINAL |
| Bearing Type | SLEEVE SHAFT |
| 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 |
| 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 |
|---|---|
| 78SF2A502-L772 PRIMARY | Honeywell International Inc Dba Honeywell International Div New England Instrument (nei) (USA) |
| Reference | Meaning |
|---|---|
| 78SF2A502-L772 | C/1 Advisory reference — outside the item-of-supply concept Voltronics Corp |
NSN 5905-01-340-5647 is a Resistor,variable,nonwire Wound,, manufactured by Honeywell International Inc Dba Honeywell International Div New England Instrument (nei), classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-340-5647 has 1 manufacturer part number on file: 78SF2A502-L772 (Honeywell International Inc Dba Honeywell International Div New England Instrument (nei)).
Key specifications for 78SF2A502-L772: Maximum Running Torque: 0.50 INCH-OUNCES IN; Body Diameter: 0.900 INCHES MAXIMUM IN; Electrical Resistance Per Section: 5.0 KILOHMS SINGLE SECTION; Mounting Lip Depth: 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN. 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.