The Fan Assembly,centrifugal, cataloged under National Stock Number 4140-01-577-6434, 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 Elma Electronic Incorporated. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Fan Assembly,centrifugal |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Elma Electronic Incorporated (CAGE 76096) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-577-6434 |
| Primary Part Number | CAE028280 |
| Item Name | Fan Assembly,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Elma Electronic Incorporated |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CAE028280 PRIMARY | Elma Electronic Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 13638604 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 4140-01-577-6434 is a Fan Assembly,centrifugal, manufactured by Elma Electronic Incorporated, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-577-6434 has 1 manufacturer part number on file: CAE028280 (Elma Electronic Incorporated).
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 4140-01-577-6434 has DEMIL Code B. 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.