The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-856-7900, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-856-7900 |
| Primary Part Number | 7753750P1 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Maximum Running Torque | 0.80 INCH-OUNCES IN |
| Body Diameter | 1.812 INCHES MAXIMUM IN |
| Electrical Resistance Per Section | 10.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.10 TO 0.10 SINGLE SECTION |
| Overall Diameter | 2.125 INCHES NOMINAL IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 1.20 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -150.0 TO 150.0 SINGLE SECTION |
| Terminal Location | LONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND |
| Actuator Type | DOUBLE ENDED SHAFT |
| Shaft Length | 0.625 INCHES NOMINAL IN |
| Body Length | 2.000 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 8.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 3600.0 NOMINAL |
| Bearing Type | BALL SHAFT |
| Reliability Indicator | NOT ESTABLISHED |
| Actuator Travel Control Feature | CONTINUOUS MOTION |
| Test Data Document | 03538-7753750 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 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 3780.0 NOMINAL |
| Function Conformity Per Section | SINGLE SECTION INDEPENDENT LINEARITY |
| Mounting Bushing Length | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5905-00-856-7900 is a Resistor,variable,wire Wound,pre, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-856-7900 has 2 manufacturer part numbers on file: 7753750P1 (Lockheed Martin Corporation Div Rms), 802-0002 (Vishay Sprague Inc).
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-356-2713, 6105-01-390-3771, 5935-01-394-9496. Verify interchangeability with system specifications before substitution.
Key specifications for 7753750P1: Maximum Running Torque: 0.80 INCH-OUNCES IN; Body Diameter: 1.812 INCHES MAXIMUM IN; Electrical Resistance Per Section: 10.0 KILOHMS SINGLE SECTION; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION. 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.