The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-508-7551, 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 17 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 | 5905-01-508-7551 |
| Primary Part Number | 388N2500 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Clarostat Sensors and Controls |
| Status | ACTIVE |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 2.5 KILOHMS SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.125 INCHES NOMINAL IN |
| Body Style | RECTANGULAR BUSHING MOUNTED |
| Mounting Method | STANDARD BUSHING |
| Body Width | 0.500 INCHES NOMINAL IN |
| Body Height | 0.500 INCHES NOMINAL IN |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Maximum Stop Torque | 48.00 INCH-OUNCES IN |
| Power Dissipation Rating Per Section in Watts | 0.5 FREE AIR SINGLE SECTION |
| Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 WIRE LOOP |
| Mounting Bushing Length | 0.250 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 |
|---|---|
| 388N2500 PRIMARY | Clarostat Sensors and Controls (USA) |
NSN 5905-01-508-7551 is a Resistor,variable,nonwire Wound,, manufactured by Clarostat Sensors and Controls, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-508-7551 has 1 manufacturer part number on file: 388N2500 (Clarostat Sensors and Controls).
Key specifications for 388N2500: Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 2.5 KILOHMS SINGLE SECTION; Section Quantity: 1; Shaft Diameter: 0.125 INCHES NOMINAL IN. 17 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.