The Resistor,fixed,wire Wound,induct, cataloged under National Stock Number 5905-00-421-1691, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Corp Opns & Technical Center. Government technical data includes 18 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-421-1691 |
| Primary Part Number | 57-441 |
| Item Name | Resistor,fixed,wire Wound,induct |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Eaton Corp Opns & Technical Center |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -10.000 TO 10.000-10.000 TO 10.000 |
| Body Diameter | 1.225 INCHES NOMINAL1.225 INCHES NOMINAL IN |
| Electrical Resistance | 560.000 OHMS560.000 OHMS |
| Inclosure Type | ENCAPSULATEDENCAPSULATED |
| Terminal Type | TAB, SOLDER LUG |
| Terminal Length | 0.812 INCHES NOMINAL0.812 INCHES NOMINAL IN |
| Style Designator | RADIAL TERMINAL EACH END |
| Section Nominal Resistance | 200.000 OHMS FIRST SECTION |
| Section Nominal Resistance | 360.000 OHMS SECOND SECTION |
| Power Dissipation Rating in Watts | 75.000 FREE AIR75.000 FREE AIR |
| Ambient Temp at Full Rated Power | 50.0 CELSIUS50.0 CELSIUS DEGC |
| Body Length | 5.687 INCHES NOMINAL5.687 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 350.0350.0 |
| Nondefinitive Spec/std Data | IW FORM |
| Fixed Tap Terminal Type | TAB, SOLDER LUG |
| Fixed Tap Quantity | 11 |
| Reliability Indicator | NOT ESTABLISHEDNOT ESTABLISHED |
| Terminal Width | 0.312 INCHES NOMINAL0.312 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 |
|---|---|
| 57-441 | Eaton Corp Opns & Technical Center (USA) |
| 96-1281-11 | Kurz & Root Generator Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 57-232 | 5/9 Secondary reference Electronic Testing Equipment Co |
| 57-441 R UNIT 560 OH | C/1 Advisory reference — outside the item-of-supply concept Eaton Corp Opns & Technical Center |
| MIL-DTL-15109 | 4/1 Identification reference U.S. Government activity |
| MILR15109 | 5/9 Secondary reference U.S. Government activity |
| 57-441 | 3/9 Design control — primary reference Electronic Testing Equipment Co |
NSN 5905-00-421-1691 is a Resistor,fixed,wire Wound,induct, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-421-1691 has 2 manufacturer part numbers on file: 57-441 (Eaton Corp Opns & Technical Center), 96-1281-11 (Kurz & Root Generator Company, Llc).
3 possible matches (shared part number, not a government interchangeability claim): 9905-00-780-7718, 2990-01-061-4799, 6685-01-605-0762. Verify interchangeability with system specifications before substitution.
Key specifications for 57-441: Resistance Tolerance in Percent: -10.000 TO 10.000-10.000 TO 10.000; Body Diameter: 1.225 INCHES NOMINAL1.225 INCHES NOMINAL IN; Electrical Resistance: 560.000 OHMS560.000 OHMS; Inclosure Type: ENCAPSULATEDENCAPSULATED. 18 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.