The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-765-9844, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-765-9844 |
| Primary Part Number | 1615743 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Maximum Running Torque | 1.00 INCH-OUNCES IN |
| Nonturn Device Location | AT 3 OCLOCK |
| Body Diameter | 1.690 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 75.000 KILOHMS SINGLE SECTION |
| Switch Voltage Rating in Volts | 125.0 |
| Section Quantity | 1 |
| Shaft Diameter | 0.249 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.531 INCHES NOMINAL IN |
| Switch Operating Position | START OF ROTATION |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 SINGLE SECTION |
| Overall Diameter | 1.672 INCHES NOMINAL IN |
| Tap Location From Ccw Terminal Per Section in Ohms | 3750.0 SINGLE SECTION |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 2.00 INCH-OUNCES IN |
| Fixed Tap Quantity Per Section | 1 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | SWITCH |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.313 INCHES NOMINAL IN |
| Body Length | 1.390 INCHES MAXIMUM IN |
| Tap Location Tolerance Per Section | -2.0 TO 2.0 OHMS SINGLE SECTION |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR SINGLE SECTION |
| Switch Type | ROTARY |
| Effective Electrical Rotation in Deg Angular Rotation | 250.0 NOMINAL |
| Screw Thread Diameter | 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 |
| Part Number | Manufacturer |
|---|---|
| 55-2663 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
| 1615743 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1615743 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5905-00-765-9844 is a Resistor,variable,wire Wound,pre, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-765-9844 has 2 manufacturer part numbers on file: 55-2663 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments), 1615743 (Northrop Grumman Systems Corporation).
Key specifications for 1615743: Maximum Running Torque: 1.00 INCH-OUNCES IN; Nonturn Device Location: AT 3 OCLOCK; Body Diameter: 1.690 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0. 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.