The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-642-1071, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-642-1071 |
| Primary Part Number | 55-3346-1 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments |
| Status | ACTIVE |
| Body Diameter | 2.750 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 105.000 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 3 |
| Shaft Diameter | 0.375 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL STUDS MOUNTED |
| Mounting Hole/stud Circle Diameter | 0.875 INCHES NOMINAL IN |
| Mounting Method | THREADED HOLE(S) |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.688 INCHES NOMINAL IN |
| Body Length | 0.625 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 7.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 270.0 NOMINAL |
| Screw Thread Diameter | 0.164 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -0.5 TO 0.5 SINGLE SECTION |
| Terminal Type and Quantity | 3 THREADED STUD |
| Rotary Actuator Travel in Angular Deg | 291.0 NOMINAL |
| 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 |
|---|---|
| 55-3346-1 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
| Reference | Meaning |
|---|---|
| 281 | 5/9 Secondary reference Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments |
| 402A1900-1 | 3/9 Design control — primary reference U.S. Government activity |
| 55-3346 | 5/1 Secondary reference Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments |
NSN 5905-00-642-1071 is a Resistor,variable,wire Wound,non, manufactured by Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-642-1071 has 1 manufacturer part number on file: 55-3346-1 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments).
Key specifications for 55-3346-1: Body Diameter: 2.750 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 105.000 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 125.0 SINGLE SECTION. 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.