The Impeller,fan,axial, cataloged under National Stock Number 4140-01-043-4181, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Hansome Energy Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Hansome Energy Systems Inc (CAGE 51802) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-043-4181 |
| Primary Part Number | 265003658 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Hansome Energy Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 265003658 PRIMARY | Hansome Energy Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| H2650-12850-1285HPC8 | 5/9 Secondary reference U.S. Government activity |
| 2650-36 GROUP 58 | 5/9 Secondary reference U.S. Government activity |
| 2650-36 GROUP 58 | 5/9 Secondary reference Hansome Energy Systems Inc |
| 2650-1285PC108 | 5/2 Secondary reference U.S. Government activity |
| 2650-1285PC8 | 5/9 Secondary reference U.S. Government activity |
| 2650-1285PC108 | 5/9 Secondary reference U.S. Government activity |
| 2650-36-58 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 2650-36GR8 | 5/9 Secondary reference U.S. Government activity |
NSN 4140-01-043-4181 is a Impeller,fan,axial, manufactured by Hansome Energy Systems Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-043-4181 has 1 manufacturer part number on file: 265003658 (Hansome Energy Systems Inc).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4140-01-043-4181 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.