The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-320-9879, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Servo Instrument Corporation. Government technical data includes 28 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-320-9879 |
| Primary Part Number | ANB404 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Servo Instrument Corporation |
| Status | ACTIVE |
| Body Diameter | 1.781 INCHES MAXIMUM IN |
| Electrical Resistance Per Section | 20.0 KILOHMS 2ND SECTION |
| Electrical Resistance Per Section | 50.0 KILOHMS 1ST SECTION |
| Mounting Lip Depth | 0.0620 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 85.0 ALL SECTIONS |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Section Quantity | 2 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Undercut Diameter | 1.656 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Mounting Method | CLAMP RING(S) |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.7810 INCHES MAXIMUM IN |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 1.062 INCHES NOMINAL IN |
| Pilot Diameter | 1.5000 INCHES NOMINAL IN |
| Body Length | 1.750 INCHES MAXIMUM IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 320.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Resistance Tolerance Per Section in Percent | -3.0 TO 3.0 ALL SECTIONS |
| Terminal Type and Quantity | 6 TURRET |
| Rotary Actuator Travel in Angular Deg | 360.0 NOMINAL |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 25.0 ALL SECTIONS |
| 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 |
|---|---|
| ANB404 | Servo Instrument Corporation (USA) |
| Reference | Meaning |
|---|---|
| 162C251 | 5/9 Secondary reference Ace Electronics Associates Inc |
| RV1 5-8S220 | 5/9 Secondary reference U.S. Government activity |
| 96456 | 3/9 Design control — primary reference Arma Div Ambac Industries Inc |
NSN 5905-00-320-9879 is a Resistor,variable,wire Wound,non, manufactured by Servo Instrument Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-320-9879 has 1 manufacturer part number on file: ANB404 (Servo Instrument Corporation).
Key specifications for ANB404: Body Diameter: 1.781 INCHES MAXIMUM IN; Electrical Resistance Per Section: 20.0 KILOHMS 2ND SECTION; Electrical Resistance Per Section: 50.0 KILOHMS 1ST SECTION; Mounting Lip Depth: 0.0620 INCHES NOMINAL IN. 28 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.