The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-01-131-8049, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5905-01-131-8049 |
| Primary Part Number | GR816FM303 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Maximum Running Torque | 15.00 INCH-OUNCES IN |
| Body Diameter | 1.240 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 30.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 85.0 SINGLE SECTION |
| Section Quantity | 1 |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | CYLINDRICAL W/READOUT |
| Overall Diameter | 1.240 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | SNAP-IN |
| Maximum Starting Torque | 15.00 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | HUMIDITY PROOF |
| Actuator Type | INTEGRAL KNOB WITH COUNTER |
| Body Length | 0.640 INCHES NOMINAL IN |
| Maximum Stop Torque | 20.00 INCH-OUNCES IN |
| Power Dissipation Rating Per Section in Watts | 1.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Precious Material and Location | TERMINAL SURFACES GOLD |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -5.0 TO 5.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 WIRE LOOP |
| Rotary Actuator Travel in Angular Deg | 3600.0 MINIMUM |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 25.0 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 |
|---|---|
| GR816FM303 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3610S-1-303 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-01-131-8049 is a Resistor,variable,wire Wound,non, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-131-8049 has 1 manufacturer part number on file: GR816FM303 (Northrop Grumman Systems Corporation).
Key specifications for GR816FM303: Maximum Running Torque: 15.00 INCH-OUNCES IN; Body Diameter: 1.240 INCHES NOMINAL IN; Electrical Resistance Per Section: 30.0 KILOHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 85.0 SINGLE SECTION. 26 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.