The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-01-201-2197, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ohmite Holding, L.l.c. Dba Ohmite Manufacturing. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5905-01-201-2197 |
| Primary Part Number | 271H25MA40A-25 |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -10.000 TO 10.000 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -1.7 TO 1.7 |
| Body Diameter | 0.750 INCHES NOMINAL IN |
| Electrical Resistance | 25.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | TAB W/SCREW |
| Terminal Length | 0.625 INCHES NOMINAL IN |
| Reactance Characteristic | INDUCTIVE |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 340.0 |
| Style Designator | RADIAL TERMINAL EACH END |
| Features Provided | MOUNTING HARDWARE |
| Power Dissipation Rating in Watts | 25.000 FREE AIR |
| Ambient Temp at Full Rated Power | 40.0 CELSIUS DEGC |
| Body Length | 2.000 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 340.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 01526-232B951 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| 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 |
|---|---|
| 271H25MA40A-25 PRIMARY | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA) |
| 232B951P53 | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| 232B951P53 | 5/9 Secondary reference Ohmite Holding, L.l.c. Dba Ohmite Manufacturing |
| 232B951P53 | 3/9 Design control — primary reference Genicom Corp |
NSN 5905-01-201-2197 is a Resistor,fixed,wire Wound, manufactured by Ohmite Holding, L.l.c. Dba Ohmite Manufacturing, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-201-2197 has 2 manufacturer part numbers on file: 271H25MA40A-25 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), 232B951P53 (Ward Leonard Ct Llc).
Key specifications for 271H25MA40A-25: Resistance Tolerance in Percent: -10.000 TO 10.000; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -1.7 TO 1.7; Body Diameter: 0.750 INCHES NOMINAL IN; Electrical Resistance: 25.000 OHMS. 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.