The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-078-8068, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ab Electronic Ltd. Government technical data includes 23 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-078-8068 |
| Primary Part Number | CLR4251-11-5KA |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Ab Electronic Ltd |
| Status | ACTIVE |
| Nonturn Device Location | AT 3 OCLOCK |
| Body Diameter | 1.625 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 5.0 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.500 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Overall Diameter | 1.625 INCHES NOMINAL IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 2.00 INCH-OUNCES IN |
| Terminal Location | REAR END LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.250 INCHES NOMINAL IN |
| Body Length | 0.875 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 3.0 FREE AIR SINGLE SECTION |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Resistance Tolerance Per Section in Percent | -2.0 TO 2.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Mounting Bushing Length | 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 |
|---|---|
| CLR4251-11-5KA | Ab Electronic Ltd (GBR) |
| Reference | Meaning |
|---|---|
| CLR4251-11-5K | 3/9 Design control — primary reference Viavi Solutionsllc |
| CLR4251-11-5K | 5/9 Secondary reference Marconi Electronics Inc Marconi Instruments Div |
| 25853-513 | 5/9 Secondary reference Viavi Solutionsllc |
| 25853-513 | 5/9 Secondary reference Marconi Electronics Inc Marconi Instruments Div |
NSN 5905-00-078-8068 is a Resistor,variable,wire Wound,non, manufactured by Ab Electronic Ltd, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-078-8068 has 1 manufacturer part number on file: CLR4251-11-5KA (Ab Electronic Ltd).
Key specifications for CLR4251-11-5KA: Nonturn Device Location: AT 3 OCLOCK; Body Diameter: 1.625 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 5.0 KILOHMS SINGLE SECTION. 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.