The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-991-0751, 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 - Mitchel Field. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-991-0751 |
| Primary Part Number | 890952 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Maximum Running Torque | 1.20 INCH-OUNCES IN |
| Body Diameter | 2.031 INCHES MAXIMUM IN |
| Lateral Runout | 0.002 INCHES IN |
| Electrical Resistance Per Section | 5.0 KILOHMS 1ST SECTION |
| Mounting Lip Depth | 0.0930 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 85.0 ALL SECTIONS |
| Undercut Width | 0.0730 INCHES MINIMUM IN |
| Section Quantity | 2 |
| Shaft Diameter | 0.240 INCHES NOMINAL IN |
| Undercut Diameter | 1.875 INCHES NOMINAL IN |
| Function Characteristic Per Section | 1ST SECTION DOUBLE SIDED SQUARE AND 2ND SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.08 TO 0.08 1ST SECTION AND -5.00 TO 5.00 2ND SECTION |
| Shaft End Play | 0.005 INCHES IN |
| Overall Diameter | 2.391 INCHES MAXIMUM IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 1.50 INCH-OUNCES IN |
| Fixed Tap Quantity Per Section | 1 1ST SECTION AND 7 2ND SECTION |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -600.0 TO 600.0 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.9900 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN |
| Shaft Style | ROUND, FLUTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.500 INCHES NOMINAL IN |
| Pilot Diameter | 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN |
| Body Length | 2.875 INCHES MAXIMUM IN |
| Maximum Stop Torque | 600.00 INCH-OUNCES IN |
| Shaft Runout | 0.001 INCHES IN |
| Pilot Length | 0.0620 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 |
| Part Number | Manufacturer |
|---|---|
| MDH20-10-2765 | Sensor Systems, L.l.c. Dba Sensor Systems Llc (USA) |
| 890952 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5905-00-991-0751 is a Resistor,variable,wire Wound,pre, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-991-0751 has 2 manufacturer part numbers on file: MDH20-10-2765 (Sensor Systems, L.l.c. Dba Sensor Systems Llc), 890952 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 890952: Maximum Running Torque: 1.20 INCH-OUNCES IN; Body Diameter: 2.031 INCHES MAXIMUM IN; Lateral Runout: 0.002 INCHES IN; Electrical Resistance Per Section: 5.0 KILOHMS 1ST 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.