The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-064-3764, 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 30 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-064-3764 |
| Primary Part Number | 1803993-8 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Maximum Running Torque | 0.40 INCH-OUNCES IN |
| Body Diameter | 1.432 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN |
| Lateral Runout | 0.001 INCHES IN |
| Electrical Resistance Per Section | 5.0 KILOHMS ALL SECTIONS |
| Mounting Lip Depth | 0.0880 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 ALL SECTIONS |
| Undercut Width | 0.0680 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN |
| Section Quantity | 2 |
| Shaft Diameter | 0.2494 INCHES MINIMUM AND 0.2497 INCHES MAXIMUM IN |
| Undercut Diameter | 1.280 INCHES MINIMUM AND 1.290 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Function Characteristic Per Section | ALL SECTIONS TANGENTIAL PORM 75 DEG |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.50 TO 0.50 ALL SECTIONS |
| Tap Location From Ccw Terminal Per Section in Ohms | 2500.0 ALL SECTIONS |
| Mounting Method | CLAMP RING(S) |
| Maximum Starting Torque | 0.60 INCH-OUNCES IN |
| Fixed Tap Quantity Per Section | 2 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 1.4320 INCHES MINIMUM AND 1.4420 INCHES MAXIMUM IN |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.600 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Pilot Diameter | 1.3120 INCHES MINIMUM AND 1.3125 INCHES MAXIMUM IN |
| Body Length | 1.510 INCHES MAXIMUM IN |
| Shaft Runout | 0.001 INCHES IN |
| Pilot Length | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Tap Location Tolerance Per Section | -1.0 TO 1.0 OHMS ALL SECTIONS |
| Power Dissipation Rating Per Section in Watts | 1.0 FREE AIR ALL SECTIONS |
| 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 |
|---|---|
| 1803993-8 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5905-01-064-3764 is a Resistor,variable,nonwire Wound,, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-064-3764 has 1 manufacturer part number on file: 1803993-8 (Northrop Grumman Systems Corporation).
Key specifications for 1803993-8: Maximum Running Torque: 0.40 INCH-OUNCES IN; Body Diameter: 1.432 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN; Lateral Runout: 0.001 INCHES IN; Electrical Resistance Per Section: 5.0 KILOHMS ALL SECTIONS. 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.