The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-780-8689, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Elettronica Gmbh. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-780-8689 |
| Primary Part Number | 443-004-057 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Elettronica Gmbh |
| Status | ACTIVE |
| Maximum Running Torque | 5.00 INCH-OUNCES IN |
| Electrical Resistance Per Section | 5.000 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.050 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Body Style | RECTANGULAR |
| Terminal Length | 0.172 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Body Width | 0.140 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Body Height | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -50.0 TO 50.0 SINGLE SECTION |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.100 INCHES NOMINAL IN |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Lateral Distance Between Mounting Hole Centers | 0.419 INCHES NOMINAL IN |
| Shaft Length | 0.080 INCHES MAXIMUM IN |
| Body Length | 0.420 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 0.8 FREE AIR SINGLE SECTION |
| Test Data Document | 81349-MIL-R-27208-9 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Resistance Tolerance Per Section in Percent | -5.0 TO 5.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 85.0 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 |
|---|---|
| 443-004-057 | Elettronica Gmbh (DEU) |
| 443-004-057 | Elettronica Spa (ITA) |
| Reference | Meaning |
|---|---|
| 2605666-139 | C/1 Advisory reference — outside the item-of-supply concept Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| RT24C2X502 | 2/2 Government specification standardization U.S. Government activity |
| 418634-29 | 5/1 Secondary reference U.S. Government activity |
| MILR27208-9 | 4/1 Identification reference U.S. Government activity |
| 946921-4502 | C/1 Advisory reference — outside the item-of-supply concept Litton Systems Inc. Div Navigation Systems Division |
| 200370-039 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-00-780-8689 is a Resistor,variable,wire Wound,non, manufactured by Elettronica Gmbh, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-780-8689 has 2 manufacturer part numbers on file: 443-004-057 (Elettronica Gmbh), 443-004-057 (Elettronica Spa).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-074-1447. Verify interchangeability with system specifications before substitution.
Key specifications for 443-004-057: Maximum Running Torque: 5.00 INCH-OUNCES IN; Overall Height: 0.440 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN; Electrical Resistance Per Section: 5.000 KILOHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 150.0 SINGLE SECTION. 24 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.