The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-948-8672, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Clarostat Sensors and Controls. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-948-8672 |
| Primary Part Number | 507902-15 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Clarostat Sensors and Controls |
| Status | ACTIVE |
| Maximum Running Torque | 4.00 INCH-OUNCES IN |
| Nonturn Device Location | AT 9 OCLOCK |
| Body Diameter | 1.750 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Lateral Runout | 0.003 INCHES IN |
| Electrical Resistance Per Section | 50.0 KILOHMS ALL SECTIONS |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 105.0 ALL SECTIONS |
| Section Quantity | 4 |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.531 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Function Characteristic Per Section | ALL SECTIONS LINEAR |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Function Conformity Tolerance Per Section | -1.00 TO 1.00 ALL SECTIONS |
| Shaft End Play | 0.015 INCHES IN |
| Mounting Method | STANDARD BUSHING |
| Maximum Starting Torque | 4.50 INCH-OUNCES IN |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -200.0 TO 200.0 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | HUMIDITY PROOF |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.875 INCHES NOMINAL IN |
| Body Length | 2.420 INCHES NOMINAL IN |
| Maximum Stop Torque | 128.00 INCH-OUNCES IN |
| Shaft Runout | 0.002 INCHES IN |
| Power Dissipation Rating Per Section in Watts | 3.0 HEAT SINK ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 291.0 NOMINAL |
| Pilot Diameter Runout | 0.0015 INCHES IN |
| 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 |
|---|---|
| 507902-15 | Clarostat Sensors and Controls (USA) |
| Reference | Meaning |
|---|---|
| 507902-15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5905-00-948-8672 is a Resistor,variable,wire Wound,pre, manufactured by Clarostat Sensors and Controls, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-948-8672 has 1 manufacturer part number on file: 507902-15 (Clarostat Sensors and Controls).
Key specifications for 507902-15: Maximum Running Torque: 4.00 INCH-OUNCES IN; Nonturn Device Location: AT 9 OCLOCK; Body Diameter: 1.750 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0. 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.