The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-120-9042, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 27 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5905-01-120-9042 |
| Primary Part Number | 3178149-4 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Diameter | 1.156 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Undercut Length | 0.500 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 1.0 KILOHMS 1ST SECTION AND 5.0 KILOHMS 2ND SECTION AND 5.0 KILOHMS 3RD SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 120.0 ALL SECTIONS |
| Section Quantity | 3 |
| Shaft Diameter | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Undercut Diameter | 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.526 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE |
| Features Provided | PANEL SEAL |
| Shaft Style | ROUND, STEPPED |
| Actuator Type | DUAL CONCENTRIC |
| Shaft Length | 1.500 INCHES NOMINAL IN |
| Body Length | 2.000 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 2.25 FREE AIR ALL SECTIONS |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Test Data Document | 10001-3178149 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 ALL SECTIONS |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Mounting Bushing Length | 0.281 INCHES NOMINAL IN |
| Device Design Type | NONTURN AT 9:00 OCLOCKUNABLE TO DECODE |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 70.0 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 |
|---|---|
| 3178149-4 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| JJJ97933 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
| 97933 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
| JJJCW97933 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
NSN 5905-01-120-9042 is a Resistor,variable,nonwire Wound,, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-120-9042 has 1 manufacturer part number on file: 3178149-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-564-8713. Verify interchangeability with system specifications before substitution.
Key specifications for 3178149-4: Body Diameter: 1.156 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0; Undercut Length: 0.500 INCHES NOMINAL IN; Electrical Resistance Per Section: 1.0 KILOHMS 1ST SECTION AND 5.0 KILOHMS 2ND SECTION AND 5.0 KILOHMS 3RD SECTION. 27 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.