The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-945-5196, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-945-5196 |
| Primary Part Number | 227885-4 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Maximum Running Torque | 0.40 INCH-OUNCES IN |
| Body Diameter | 0.875 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Lateral Runout | 0.005 INCHES IN |
| Electrical Resistance Per Section | 50.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 ALL SECTIONS |
| Section Quantity | 1 |
| Shaft Diameter | 0.1248 INCHES MAXIMUM IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Shaft End Play | 0.005 INCHES IN |
| Overall Diameter | 1.047 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 0.50 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Fixed Tap Quantity Per Section | 1 SINGLE SECTION |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.688 INCHES NOMINAL IN |
| Body Length | 1.448 INCHES NOMINAL IN |
| Shaft Runout | 0.002 INCHES IN |
| Tap Location Tolerance Per Section | -2.0 TO 2.0 DEG ANGULAR ROTATION SINGLE SECTION |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 MINIMUM |
| Pilot Diameter Runout | 0.002 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5905-00-945-5196 is a Resistor,variable,wire Wound,pre, manufactured by Raytheon Company, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-945-5196 has 2 manufacturer part numbers on file: 227885-4 (Raytheon Company), 500-1149 (Vishay Sprague Inc).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-194-1412. Verify interchangeability with system specifications before substitution.
Key specifications for 227885-4: Maximum Running Torque: 0.40 INCH-OUNCES IN; Body Diameter: 0.875 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Lateral Runout: 0.005 INCHES IN. 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.