The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-790-0109, 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. 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 | 5905-00-790-0109 |
| Primary Part Number | 2134252 |
| 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 | 0.50 INCH-OUNCES IN |
| Body Diameter | 0.975 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 5.0 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0890 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 80.0 SINGLE SECTION |
| Undercut Width | 0.0730 INCHES MINIMUM AND 0.0880 INCHES MAXIMUM IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Undercut Diameter | 0.975 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Overall Diameter | 1.435 INCHES NOMINAL IN |
| Tap Location From Ccw Terminal Per Section in Ohms | 2500.0 SINGLE SECTION |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 0.60 INCH-OUNCES IN |
| Fixed Tap Quantity Per Section | 1 SINGLE SECTION |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.4340 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM IN |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.672 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN |
| Pilot Diameter | 1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN |
| Body Length | 2.500 INCHES NOMINAL IN |
| Maximum Stop Torque | 80.00 INCH-OUNCES IN |
| Pilot Length | 0.1290 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN |
| Tap Location Tolerance Per Section | -0.5 TO 0.5 OHMS 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 |
|---|---|
| 2134252 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| NL7239-354-2 | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
| L603000004 | Lockheed Martin Librascope Corporation (USA) |
NSN 5905-00-790-0109 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 5905-00-790-0109 has 3 manufacturer part numbers on file: 2134252 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), NL7239-354-2 (Bi Technologies Corporation Div Bi Technologies Corp.), L603000004 (Lockheed Martin Librascope Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-326-8278. Verify interchangeability with system specifications before substitution.
Key specifications for 2134252: Maximum Running Torque: 0.50 INCH-OUNCES IN; Body Diameter: 0.975 INCHES NOMINAL IN; Electrical Resistance Per Section: 5.0 KILOHMS SINGLE SECTION; Mounting Lip Depth: 0.0890 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM 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.