The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-877-9774, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Alliant Techsystems Operations Llc Div Defense Electronic Systems. Government technical data includes 29 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 | 5905-00-877-9774 |
| Primary Part Number | 2603949 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| Status | ACTIVE |
| Maximum Running Torque | 0.60 INCH-OUNCES IN |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 20.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 85.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.10 TO 0.10 SINGLE SECTION |
| Shaft End Play | 0.0085 INCHES IN |
| Overall Diameter | 1.250 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 0.60 INCH-OUNCES IN |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.812 INCHES NOMINAL IN |
| Body Length | 1.457 INCHES NOMINAL IN |
| Shaft Runout | 0.001 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 1.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 1800.0 NOMINAL |
| Pilot Diameter Runout | 0.001 INCHES IN |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Bearing Type | BEARING SHAFT |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| 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 |
|---|---|
| 7216-633-1 | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
| 2603949 PRIMARY | Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA) |
NSN 5905-00-877-9774 is a Resistor,variable,wire Wound,pre, manufactured by Alliant Techsystems Operations Llc Div Defense Electronic Systems, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-877-9774 has 2 manufacturer part numbers on file: 7216-633-1 (Bi Technologies Corporation Div Bi Technologies Corp.), 2603949 (Alliant Techsystems Operations Llc Div Defense Electronic Systems).
Key specifications for 2603949: Maximum Running Torque: 0.60 INCH-OUNCES IN; Body Diameter: 0.875 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 20.0 KILOHMS SINGLE SECTION. 29 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.