The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-784-2201, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5905-00-784-2201 |
| Primary Part Number | 900217-239 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Maximum Running Torque | 0.80 INCH-OUNCES IN |
| Body Diameter | 1.094 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 1.0 MEGOHMS 1ST SECTION |
| Electrical Resistance Per Section | 1.0 MEGOHMS 2ND SECTION |
| Electrical Resistance Per Section | 300.0 KILOHMS 3RD SECTION |
| Mounting Lip Depth | 0.0600 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 ALL SECTIONS |
| Undercut Width | 0.0600 INCHES NOMINAL IN |
| Section Quantity | 3 |
| Shaft Diameter | 0.125 INCHES NOMINAL IN |
| Undercut Diameter | 1.030 INCHES NOMINAL IN |
| Function Characteristic Per Section | ALL SECTIONS EQUATION |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -2.00 TO 2.00 1ST SECTION |
| Function Conformity Tolerance Per Section | -2.00 TO 2.00 2ND SECTION |
| Function Conformity Tolerance Per Section | -3.00 TO 3.00 3RD SECTION |
| Tap Location From Ccw Terminal Per Section in Ohms | 150000.0 2ND SECTION |
| Tap Location From Ccw Terminal Per Section in Ohms | 500000.0 1ST SECTION |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 0.90 INCH-OUNCES IN |
| Fixed Tap Quantity Per Section | 1 ALL SECTIONS |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -400.0 TO 400.0 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.0940 INCHES NOMINAL IN |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.500 INCHES NOMINAL IN |
| Pilot Diameter | 1.0300 INCHES NOMINAL IN |
| Body Length | 1.260 INCHES MAXIMUM IN |
| Pilot Length | 0.0400 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 |
|---|---|
| 900217-239 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| KC11-01X3-8004 | Sensor Systems, L.l.c. Dba Sensor Systems Llc (USA) |
| 20548 | General Dynamics Motion Control Llc (USA) |
| Reference | Meaning |
|---|---|
| 20548 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-00-784-2201 is a Resistor,variable,nonwire Wound,, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-784-2201 has 3 manufacturer part numbers on file: 900217-239 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), KC11-01X3-8004 (Sensor Systems, L.l.c. Dba Sensor Systems Llc), 20548 (General Dynamics Motion Control Llc).
6 possible matches (shared part number, not a government interchangeability claim): 5120-01-207-5563, 5305-01-234-1660, 5330-01-358-6637. Verify interchangeability with system specifications before substitution.
Key specifications for 900217-239: Maximum Running Torque: 0.80 INCH-OUNCES IN; Body Diameter: 1.094 INCHES NOMINAL IN; Electrical Resistance Per Section: 1.0 MEGOHMS 1ST SECTION; Electrical Resistance Per Section: 1.0 MEGOHMS 2ND 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.