The Impeller,fan,axial, cataloged under National Stock Number 4140-01-699-5272, 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 Fm Af, Llc Dba American Fan Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-699-5272 |
| Primary Part Number | 505551-359 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| 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 |
|---|---|
| 505551-359 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| FF9623PC10 | Fm Af, Llc Dba American Fan Company (USA) |
NSN 4140-01-699-5272 is a Impeller,fan,axial, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-699-5272 has 2 manufacturer part numbers on file: 505551-359 (Fm Af, Llc Dba American Fan Company), FF9623PC10 (Fm Af, Llc Dba American Fan Company).
Key specifications for 505551-359: Special Features: NSN REPLACES THE OBSOLETE NSN 4140-01-233-3406; Part Name Assigned by Controlling Agency: WHEEL ASSEMBLY; End Item Identification: FF9623. 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.