The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-985-3753, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Vishay Sprague Inc. Government technical data includes 30 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-985-3753 |
| Primary Part Number | 120-4003 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Vishay Sprague Inc |
| Status | ACTIVE |
| Body Diameter | 1.125 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 1.0 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0620 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 SINGLE SECTION |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.125 INCHES NOMINAL IN |
| Undercut Diameter | 0.968 INCHES NOMINAL IN |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.25 TO 0.25 SINGLE SECTION |
| Shaft End Play | 0.005 INCHES IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 1.50 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.0620 INCHES NOMINAL IN |
| Features Provided | NONMETALLIC SHAFT |
| Shaft Style | ROUND |
| Actuator Type | DOUBLE ENDED SHAFT |
| Shaft Length | 0.625 INCHES NOMINAL IN |
| Pilot Diameter | 0.9683 INCHES MINIMUM AND 0.9688 INCHES MAXIMUM IN |
| Body Length | 0.685 INCHES MAXIMUM IN |
| Shaft Runout | 0.002 INCHES IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 2.0 FREE AIR SINGLE SECTION |
| Effective Electrical Rotation in Deg Angular Rotation | 350.0 NOMINAL |
| Pilot Diameter Runout | 0.002 INCHES IN |
| Bearing Type | BALL SHAFT |
| Reliability Indicator | NOT ESTABLISHED |
| 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 |
|---|---|
| 741-6230 | Servo Instrument Corporation (USA) |
| 116WS-261 | Honeywell International Inc Dba Honeywell International Div New England Instrument (nei) (USA) |
| 120-4003 PRIMARY | Vishay Sprague Inc (USA) |
| Reference | Meaning |
|---|---|
| 741M1000 | 5/9 Secondary reference Bunker Ramo Corp Amphenol Controls Div |
| 741-6230 | 5/9 Secondary reference Bunker Ramo Corp Amphenol Controls Div |
| 3321-136 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5905-00-985-3753 is a Resistor,variable,wire Wound,pre, manufactured by Vishay Sprague Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-985-3753 has 3 manufacturer part numbers on file: 741-6230 (Servo Instrument Corporation), 116WS-261 (Honeywell International Inc Dba Honeywell International Div New England Instrument (nei)), 120-4003 (Vishay Sprague Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-263-3007, 8150-01-700-1876. Verify interchangeability with system specifications before substitution.
Key specifications for 120-4003: Body Diameter: 1.125 INCHES NOMINAL IN; Electrical Resistance Per Section: 1.0 KILOHMS SINGLE SECTION; Mounting Lip Depth: 0.0620 INCHES NOMINAL IN; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 105.0 SINGLE SECTION. 30 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.