The Impeller,fan,axial, cataloged under National Stock Number 4140-01-574-3755, 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 L3 Technologies, Inc. Div L3 Keo. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-574-3755 |
| Primary Part Number | KN002297 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Blade Quantity | 10 |
| 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 |
|---|---|
| KN002297 | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 032712 | 3/9 Design control — primary reference Comair Rotron Inc Sub of Kl Industries Inc |
NSN 4140-01-574-3755 is a Impeller,fan,axial, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-574-3755 has 1 manufacturer part number on file: KN002297 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for KN002297: Blade Quantity: 10; Special Features: OPERATING VOLTAGE 24V; VOLTAGE RANGE 21.6-26.4V; 1.9 WATTS; LINE CURRENT 0.08 AMPS; LOCKED ROTOR CURRENT 0.08 AMPS; NOMINAL SPEED 3500 RPM; DIA 2.4 X 2.4 X 1.0 IN; MAX AIRFLOW AT 0 CFM 0.116 IN H20; NOISE 24.0 DBA V; Part Name Assigned by Controlling Agency: FAN, FLIGHT LT 24V V; End Item Identification: MK109 MOD 0 INTERFACE ELECTRONICS UNIT. 1 specification is 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.