The Guard,fan Impeller, cataloged under National Stock Number 4140-01-569-0686, 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 Honeywell International Inc. Dba Honeywell Div Aerospace-Morristown. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-569-0686 |
| Primary Part Number | 8658275-0001 |
| Item Name | Guard,fan Impeller |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Honeywell International Inc. Dba Honeywell Div Aerospace-Morristown |
| Status | ACTIVE |
| Overall Diameter | 3.432 INCHES NOMINAL IN |
| Mounting Method | HOLE |
| Shape | ROUND |
| Body Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 8658275-0001 PRIMARY | Honeywell International Inc. Dba Honeywell Div Aerospace-Morristown (USA) |
| Reference | Meaning |
|---|---|
| 527440 | 3/2 Design control — primary reference U.S. Government activity |
| C527440 | D/9 Drawing number reference only U.S. Government activity |
NSN 4140-01-569-0686 is a Guard,fan Impeller, manufactured by Honeywell International Inc. Dba Honeywell Div Aerospace-Morristown, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-569-0686 has 1 manufacturer part number on file: 8658275-0001 (Honeywell International Inc. Dba Honeywell Div Aerospace-Morristown).
Key specifications for 8658275-0001: Overall Height: 0.636 INCHES NOMINAL IN; Overall Diameter: 3.432 INCHES NOMINAL IN; Mounting Method: HOLE; Shape: ROUND. 4 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.