The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-026-9293, 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 Cepeda Associates, Inc. Dba Cepeda Associates Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-01-026-9293 |
| Primary Part Number | 2TK8280 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Cepeda Associates, Inc. Dba Cepeda Associates Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT BLADES SINGLE WIDTH |
| Attachment Method | KEYWAY |
| Diameter | 18.000 INCHES NOMINAL IN |
| Blade Quantity | 16 |
| Width | 4.406 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 5052 OVERALL |
| Rotation Direction for Which Designed | CLOCKWISE |
| 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 |
|---|---|
| 2TK8280 PRIMARY | Cepeda Associates, Inc. Dba Cepeda Associates Inc (USA) |
| Reference | Meaning |
|---|---|
| 2TK8280 | 5/9 Secondary reference Eclipse Inc |
| 2TK-8244-RA PIECE2 | 5/9 Secondary reference Eclipse Inc |
NSN 4140-01-026-9293 is a Impeller,fan,centrifugal, manufactured by Cepeda Associates, Inc. Dba Cepeda Associates Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-026-9293 has 1 manufacturer part number on file: 2TK8280 (Cepeda Associates, Inc. Dba Cepeda Associates Inc).
Key specifications for 2TK8280: Style Designator: STRAIGHT BLADES SINGLE WIDTH; Attachment Method: KEYWAY; Diameter: 18.000 INCHES NOMINAL IN; Blade Quantity: 16. 7 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.