The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-890-5643, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-890-5643 |
| Primary Part Number | 381-1730-010 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Maximum Running Torque | 0.60 INCH-OUNCES IN |
| Body Diameter | 2.000 INCHES NOMINAL IN |
| Lateral Runout | 0.001 INCHES IN |
| Electrical Resistance Per Section | 2.0 KILOHMS SINGLE SECTION |
| Mounting Lip Depth | 0.0930 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 SINGLE SECTION |
| Undercut Width | 0.0730 INCHES NOMINAL IN |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Undercut Diameter | 1.870 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.25 TO 0.25 SINGLE SECTION |
| Shaft End Play | 0.001 INCHES IN |
| Overall Diameter | 2.750 INCHES NOMINAL IN |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 0.80 INCH-OUNCES IN |
| Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius | -20.0 TO 20.0 SINGLE SECTION |
| Fixed Tap Quantity Per Section | 1 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 2.0000 INCHES NOMINAL IN |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND |
| Actuator Type | DOUBLE ENDED SHAFT |
| Shaft Length | 0.562 INCHES NOMINAL IN |
| Pilot Diameter | 1.8750 INCHES NOMINAL IN |
| Body Length | 0.815 INCHES MAXIMUM IN |
| Maximum Stop Torque | 550.00 INCH-OUNCES 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 |
|---|---|
| 32W1-2081 | Servo Instrument Corporation (USA) |
| 300-0955 | Vishay Sprague Inc (USA) |
| 381-1730-010 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 300-955 | 5/9 Secondary reference Vishay Sprague Inc |
| PS20A5 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-00-890-5643 is a Resistor,variable,wire Wound,pre, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-890-5643 has 3 manufacturer part numbers on file: 32W1-2081 (Servo Instrument Corporation), 300-0955 (Vishay Sprague Inc), 381-1730-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
2 possible matches (shared part number, not a government interchangeability claim): 5310-00-917-9916, 4710-01-699-1881. Verify interchangeability with system specifications before substitution.
Key specifications for 381-1730-010: Maximum Running Torque: 0.60 INCH-OUNCES IN; Body Diameter: 2.000 INCHES NOMINAL IN; Lateral Runout: 0.001 INCHES IN; Electrical Resistance Per Section: 2.0 KILOHMS 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.