The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-01-374-2863, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Maurey Instrument Corp. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-374-2863 |
| Primary Part Number | 131-M3-502 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Maurey Instrument Corp |
| Status | ACTIVE |
| Maximum Running Torque | 8.00 INCH-OUNCES IN |
| Body Diameter | 1.312 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Lateral Runout | 0.004 INCHES IN |
| Electrical Resistance Per Section | 5.000 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 135.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Shaft End Play | 0.005 INCHES IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 8.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Runout | 0.002 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR SINGLE SECTION |
| Pilot Diameter Runout | 0.002 INCHES IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Shaft Radial Play | 0.004 INCHES IN |
| Resistance Tolerance Per Section in Percent | -5.0 TO 5.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 80.0 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 |
|---|---|
| 131-M3-502 PRIMARY | Maurey Instrument Corp (USA) |
| Reference | Meaning |
|---|---|
| 6155260-VR1 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 131-M3-502 | C/1 Advisory reference — outside the item-of-supply concept Maurey Mfg Co |
NSN 5905-01-374-2863 is a Resistor,variable,wire Wound,pre, manufactured by Maurey Instrument Corp, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-374-2863 has 1 manufacturer part number on file: 131-M3-502 (Maurey Instrument Corp).
Key specifications for 131-M3-502: Maximum Running Torque: 8.00 INCH-OUNCES IN; Body Diameter: 1.312 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Lateral Runout: 0.004 INCHES IN. 25 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.