The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-438-9546, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-438-9546 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Status | ACTIVE |
| Maximum Running Torque | 6.00 INCH-OUNCES IN |
| Body Diameter | 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Undercut Length | 0.485 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 5.0 KILOHMS ALL SECTIONS |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 ALL SECTIONS |
| Section Quantity | 2 |
| Shaft Diameter | 0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Shaft Bearing Type | SLEEVE |
| Undercut Diameter | 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.437 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Overall Diameter | 1.438 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN |
| Precious Material | GOLD |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 6.00 INCH-OUNCES IN |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND, STEPPED |
| Actuator Type | DUAL CONCENTRIC |
| Shaft Length | 2.104 INCHES MINIMUM AND 2.166 INCHES MAXIMUM IN |
| Body Length | 0.953 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR ALL SECTIONS |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Precious Material and Location | TERMINAL SURFACES GOLD |
| Actuator Travel Control Feature | STOPS |
| Test Data Document | 96214-530771 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) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 530771-8 | 1/2 Source control — Government-approved source U.S. Government activity |
| 530771-8 | 5/9 Secondary reference Cts Corp in Texas Dba Cts Electronics Corp Brownsville Div |
| BH04883 | 3/9 Design control — primary reference Cts Corp Berne Div Thick Film Products Group |
NSN 5905-00-438-9546 is a Resistor,variable,nonwire Wound,, classified under FSC 5905, Resistor. Status: active.
Key specifications for 5905-00-438-9546: Maximum Running Torque: 6.00 INCH-OUNCES IN; Body Diameter: 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0; Undercut Length: 0.485 INCHES NOMINAL 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.