The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-688-4378, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Kidde Technologies, Inc Div Kidde Aerospace and Defense. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-688-4378 |
| Primary Part Number | 208252 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Kidde Technologies, Inc Div Kidde Aerospace and Defense |
| Status | ACTIVE |
| Body Diameter | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 500.0 OHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Overall Diameter | 0.922 INCHES NOMINAL IN |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN |
| Body Length | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 0.5 FREE AIR SINGLE SECTION |
| Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Resistance Tolerance Per Section in Percent | -20.0 TO 20.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Mounting Bushing Length | 0.250 INCHES NOMINAL IN |
| Device Design Type | NONTURN AT 9:00 OCLOCKUNABLE TO DECODE |
| 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 |
|---|---|
| 208252 PRIMARY | Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA) |
| TU5012S20 | Precision Electronics Corporation (CAN) |
| Reference | Meaning |
|---|---|
| 8P1035TYPE650 | 5/9 Secondary reference Cts Corp of California Dba Cts Electronics Corp Paso Robles Div Electromechanical Group |
| 208252 | 5/9 Secondary reference Kidde-Fenwal, Llc |
NSN 5905-00-688-4378 is a Resistor,variable,nonwire Wound,, manufactured by Kidde Technologies, Inc Div Kidde Aerospace and Defense, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-688-4378 has 2 manufacturer part numbers on file: 208252 (Kidde Technologies, Inc Div Kidde Aerospace and Defense), TU5012S20 (Precision Electronics Corporation).
Key specifications for 208252: Body Diameter: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 500.0 OHMS SINGLE SECTION; Section Quantity: 1. 23 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.