The Fan,circulating, cataloged under National Stock Number 4140-01-685-9529, 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 Cisco Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-685-9529 |
| Primary Part Number | ACS-4450-FANASSY= |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Cisco Systems Inc |
| 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 |
| Part Number | Manufacturer |
|---|---|
| ACS-4450-FANASSY= PRIMARY | Cisco Systems Inc (USA) |
NSN 4140-01-685-9529 is a Fan,circulating, manufactured by Cisco Systems Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-685-9529 has 1 manufacturer part number on file: ACS-4450-FANASSY= (Cisco Systems Inc).
Key specifications for ACS-4450-FANASSY=: Special Features: CISCO IRS4450 FAN ASSEMBLY,SPAREY,SPARE; Part Name Assigned by Controlling Agency: FAN ASSEMBLY; End Item Identification: ENROUTE AUTOMATION MODERNIZATION (ERAM). 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.