The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-059-5449, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Servo Instrument Corporation. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5905-00-059-5449 |
| Primary Part Number | 08W1-2553 |
| Item Name | Resistor,variable,wire Wound,non |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Servo Instrument Corporation |
| Status | ACTIVE |
| Nonturn Device Location | AT 6 OCLOCK |
| Body Diameter | 0.480 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Electrical Resistance Per Section | 50.0 KILOHMS SINGLE SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 150.0 SINGLE SECTION |
| Section Quantity | 1 |
| Shaft Diameter | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Nonturn Device Radius | 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Overall Diameter | 0.520 INCHES NOMINAL IN |
| Mounting Method | LOCKING BUSHING |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -70.0 TO 70.0 SINGLE SECTION |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Shaft Style | ROUND, SLOTTED |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN |
| Body Length | 0.580 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 2.0 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 | -5.0 TO 5.0 SINGLE SECTION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Mounting Bushing Length | 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN |
| Ambient Temp in Deg Celsius Per Section at Full Rated Power | 85.0 SINGLE SECTION |
| 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 |
|---|---|
| 08W1-2553 | Servo Instrument Corporation (USA) |
| CM27192 | Clarostat Sensors and Controls (USA) |
| AP05-C13-J1 | Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments (USA) |
| Reference | Meaning |
|---|---|
| AP05C13J1 | 5/9 Secondary reference Kop-Coat, Inc |
| APW1-2-104-1 | 5/9 Secondary reference U.S. Government activity |
| 576R080H01 | 3/2 Design control — primary reference U.S. Government activity |
| APW1-2-104-1 | 5/9 Secondary reference Data Instruments Inc |
NSN 5905-00-059-5449 is a Resistor,variable,wire Wound,non, manufactured by Servo Instrument Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-059-5449 has 3 manufacturer part numbers on file: 08W1-2553 (Servo Instrument Corporation), CM27192 (Clarostat Sensors and Controls), AP05-C13-J1 (Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments).
Key specifications for 08W1-2553: Nonturn Device Location: AT 6 OCLOCK; Body Diameter: 0.480 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 32.0; Electrical Resistance Per Section: 50.0 KILOHMS SINGLE SECTION. 25 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.