The Motor,alternating Current, cataloged under National Stock Number 6105-01-439-6284, is classified within Federal Supply Class 6105 (Motors, Electrical) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Howden American Fan Company Dba American Fan Co Div Howden Usa Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6105-01-439-6284 |
| Primary Part Number | K604MTR28 |
| Item Name | Motor,alternating Current |
| FSC / FSG | 6105 / 61 — Motors, Electrical |
| Manufacturer | Howden American Fan Company Dba American Fan Co Div Howden Usa Company |
| Status | ACTIVE |
| Duty Cycle | CONTINUOUS |
| Phase | THREE INPUT |
| Frequency in Hertz | 60.0 INPUT |
| Frame Size Designation | 56FR |
| Cooling Method | FAN COOLED |
| Connection Type and Voltage Rating in Volts | 440.0 LINE TO LINE SINGLE INPUT |
| Enclosure Feature | TOTALLY ENCLOSED |
| Power Rating | 0.500 HORSEPOWER INPUT |
| Rotor Speed Rating in RPM | 1800.0 SINGLE FULL LOAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| K604MTR28 PRIMARY | Howden American Fan Company Dba American Fan Co Div Howden Usa Company (USA) |
| Reference | Meaning |
|---|---|
| 00BA667446 | 5/9 Secondary reference Reliance Electric Industrial Co |
NSN 6105-01-439-6284 is a Motor,alternating Current, manufactured by Howden American Fan Company Dba American Fan Co Div Howden Usa Company, classified under FSC 6105, Motors, Electrical. Status: active.
NSN 6105-01-439-6284 has 1 manufacturer part number on file: K604MTR28 (Howden American Fan Company Dba American Fan Co Div Howden Usa Company).
Key specifications for K604MTR28: Duty Cycle: CONTINUOUS; Phase: THREE INPUT; Frequency in Hertz: 60.0 INPUT; Frame Size Designation: 56FR. 9 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.