The Fan,centrifugal, cataloged under National Stock Number 4140-01-678-9353, 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 Greenheck Fan Corporation Dba Greenheck Group, the. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-678-9353 |
| Primary Part Number | 457691 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Greenheck Fan Corporation Dba Greenheck Group, the |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4140-01-678-9353 is a Fan,centrifugal, manufactured by Greenheck Fan Corporation Dba Greenheck Group, the, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-678-9353 has 3 manufacturer part numbers on file: 457691 (Greenheck Fan Corporation Dba Greenheck Fan Corp), 457691 (Greenheck Fan Corporation Dba Greenheck Group, the), 26127794 (Bae Systems Integrated System Technologies Ltd).
Key specifications for 457691: Part Name Assigned by Controlling Agency: EXHAUST FAN. 0 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.