The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-173-5985, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro Switch Corp. Div Cw Industries. Government technical data includes 22 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. 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 | 5905-00-173-5985 |
| Primary Part Number | WC807 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Electro Switch Corp. Div Cw Industries |
| Status | ACTIVE |
| Body Diameter | 0.750 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 500.0 OHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 2 |
| Body Style | CYLINDRICAL TAB/FLANGE MOUNTED |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.136 INCHES NOMINAL IN |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | GROUNDED CONTACT ARM |
| Actuator Type | FLUSH DRIVE WITH SLOT-HOLE |
| Lateral Distance Between Mounting Hole Centers | 1.000 INCHES NOMINAL IN |
| Body Length | 0.360 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 1.5 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 270.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 270.0 NOMINAL |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 40.0 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 |
|---|---|
| WC807 PRIMARY | Electro Switch Corp. Div Cw Industries (USA) |
NSN 5905-00-173-5985 is a Resistor,variable,wire Wound,non, manufactured by Electro Switch Corp. Div Cw Industries, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-173-5985 has 1 manufacturer part number on file: WC807 (Electro Switch Corp. Div Cw Industries).
1 possible match (shared part number, not a government interchangeability claim): 5905-00-242-7683. Verify interchangeability with system specifications before substitution.
Key specifications for WC807: Body Diameter: 0.750 INCHES NOMINAL IN; Electrical Resistance Per Section: 500.0 OHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION; Section Quantity: 1. 22 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.