The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-593-8233, 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 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 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 | 5905-00-593-8233 |
| Primary Part Number | 1225789 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Maximum Running Torque | 3.10 INCH-OUNCES IN |
| Body Diameter | 3.000 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 5.0 KILOHMS ALL SECTIONS |
| Mounting Lip Depth | 0.0930 INCHES NOMINAL IN |
| Undercut Width | 0.0730 INCHES NOMINAL IN |
| Section Quantity | 5 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Undercut Diameter | 2.820 INCHES MINIMUM AND 2.825 INCHES MAXIMUM IN |
| Function Characteristic Per Section | ALL SECTIONS TABLE |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -1.00 TO 1.00 ALL SECTIONS |
| Overall Diameter | 3.256 INCHES NOMINAL IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 4.30 INCH-OUNCES IN |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 3.0000 INCHES NOMINAL IN |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | DOUBLE ENDED SHAFT |
| Shaft Length | 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN |
| Pilot Diameter | 2.8740 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN |
| Body Length | 3.305 INCHES NOMINAL IN |
| Shaft Runout | 0.001 INCHES IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 360.0 NOMINAL |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Test Data Document | 10001-1225789 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 | -5.0 TO 5.0 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 |
NSN 5905-00-593-8233 is a Resistor,variable,wire Wound,pre, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-593-8233 has 3 manufacturer part numbers on file: 400-490 (Vishay Sprague Inc), 61-983 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1225789 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 2945-00-785-5938, 6130-01-196-8528. Verify interchangeability with system specifications before substitution.
Key specifications for 1225789: Maximum Running Torque: 3.10 INCH-OUNCES IN; Body Diameter: 3.000 INCHES NOMINAL IN; Electrical Resistance Per Section: 5.0 KILOHMS ALL SECTIONS; Mounting Lip Depth: 0.0930 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.