The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-320-0648, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-320-0648 |
| Primary Part Number | 997256PC2 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Screw Thread Quantity Per Inch | 24.0 |
| Electrical Resistance Per Section | 4.75 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Mounting Facility Quantity | 2 |
| Function Characteristic Per Section | SINGLE SECTION LINEAR |
| Function Conformity Tolerance Per Section | -0.10 TO 0.10 SINGLE SECTION |
| Mounting Method | THREADED HOLE(S) |
| Terminal Location | RADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Effective Electrical Rotation in Deg Angular Rotation | 3384.0 MINIMUM |
| Screw Thread Diameter | 0.190 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mechanical Backlash in Deg Angular Rotation | 0.1 |
| Actuator Travel Control Feature | STOPS |
| Resistance Tolerance Per Section in Percent | -1.0 TO 1.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 3384.0 MINIMUM |
| Function Conformity Per Section | SINGLE SECTION ZERO BASED LINEARITY |
| 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 |
|---|---|
| 997256PC2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 997256PC2 | 5/1 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5905-00-320-0648 is a Resistor,variable,wire Wound,pre, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-320-0648 has 1 manufacturer part number on file: 997256PC2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 997256PC2: Screw Thread Quantity Per Inch: 24.0; Electrical Resistance Per Section: 4.75 KILOHMS SINGLE SECTION; Section Quantity: 1; Mounting Facility Quantity: 2. 21 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.