The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-709-9966, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 28 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-709-9966 |
| Primary Part Number | 4171788-56 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Electrical Resistance Per Section | 1.000 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 2 |
| Shaft Diameter | 0.100 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Body Style | RECTANGULAR W/MOUNTING HOLES/SLOTS |
| Terminal Length | 0.469 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Body Width | 0.235 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Body Height | 0.312 INCHES NOMINAL IN |
| Maximum Starting Torque | 8.00 INCH-OUNCES IN |
| Mounting Hole Diameter | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -250.0 TO 250.0 SINGLE SECTION |
| Terminal Location | LOWER ADJACENT SIDE TWO ROWS |
| Center to Center Distance Between Center Terminal and Outside Terminal | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Lateral Distance Between Mounting Hole Centers | 1.000 INCHES NOMINAL IN |
| Center to Center Distance Between Terminal Rows | 0.100 INCHES NOMINAL IN |
| Shaft Length | 0.056 INCHES NOMINAL IN |
| Body Length | 1.218 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.680 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 0.75 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 6120.0 MINIMUM AND 9720.0 MAXIMUM |
| Actuator Travel Control Feature | CLUTCH |
| Test Data Document | 81349-MILR22097-1 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 | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 PIN |
| 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 |
|---|---|
| 4171788-56 | Raytheon Company Div Rmd Strategic (USA) |
| 4171788-056 | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| MILR22097 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-22097/1 | 4/1 Identification reference U.S. Government activity |
| RJ11CP102 | 2/2 Government specification standardization U.S. Government activity |
NSN 5905-00-709-9966 is a Resistor,variable,nonwire Wound,, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-709-9966 has 2 manufacturer part numbers on file: 4171788-56 (Raytheon Company Div Rmd Strategic), 4171788-056 (Raytheon Company Div Rmd Strategic).
10 possible matches (shared part number, not a government interchangeability claim): 5905-00-763-7188, 5905-00-764-0425, 5905-00-768-2702. Verify interchangeability with system specifications before substitution.
Key specifications for 4171788-56: Overall Height: 0.749 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN; Electrical Resistance Per Section: 1.000 KILOHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 150.0 SINGLE SECTION; Section Quantity: 1. 28 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.