The Resistor,fixed,wire Wound,induct, cataloged under National Stock Number 5905-01-121-1013, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5905-01-121-1013 |
| Primary Part Number | IW-MA2-750-40 |
| Item Name | Resistor,fixed,wire Wound,induct |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.000 TO 5.000 |
| Body Diameter | 0.750 INCHES NOMINAL IN |
| Electrical Resistance | 750.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | TAB, SOLDER LUG |
| Style Designator | RADIAL TERMINAL EACH END |
| 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 |
| 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 |
|---|---|
| IW-MA2-750-40 | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA) |
| 271H-25MA-40-750OHMS | Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 070012-0-09 | 3/2 Design control — primary reference U.S. Government activity |
| 070012-0-09 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-01-121-1013 is a Resistor,fixed,wire Wound,induct, manufactured by Ohmite Holding, L.l.c. Dba Ohmite Manufacturing, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-121-1013 has 2 manufacturer part numbers on file: IW-MA2-750-40 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), 271H-25MA-40-750OHMS (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing).
Key specifications for IW-MA2-750-40: Resistance Tolerance in Percent: -5.000 TO 5.000; Body Diameter: 0.750 INCHES NOMINAL IN; Electrical Resistance: 750.000 OHMS; Inclosure Type: ENCAPSULATED. 11 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.