NSN 4140-01-364-4975 · NIIN 013644975 · Part number A2781-1094
Dynamic Air Engineering, Inc. · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 18965
Government record, cited
NSN 4140-01-364-4975 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-364-4975. Manufacturer of record part number: A2781-1094.
Also searched as4140-01-364-4975 ·
4140013644975 ·
NIIN 013644975 ·
01-364-4975 ·
FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 18965 · A2781-1094
Manufacturer of record: Dynamic Air Engineering, Inc.
Identification
NSN: 4140-01-364-4975
NIIN: 013644975
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: A2781-1094
Manufacturer: Dynamic Air Engineering, Inc.
General Description
The Housing,centrifugal Fan, cataloged under National Stock Number 4140-01-364-4975, 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 Dynamic Air Engineering, Inc.. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4140-01-364-4975
Primary Part Number
A2781-1094
Item Name
Housing,centrifugal Fan
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Other items in FSC 4140 — Fans, Air Circulators, and Blower Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4140-00-000-0082
IMPELLER,FAN,AXIAL
4140-00-001-1517
FAN,CENTRIFUGAL
4140-00-001-1536
FAN,VENTILATING
4140-00-001-1537
4140-00-001-1537 · Item name not on file
4140-00-001-3930
4140-00-001-3930 · Item name not on file
4140-00-001-6464
4140-00-001-6464 · Item name not on file
4140-00-001-6874
4140-00-001-6874 · Item name not on file
4140-00-001-6875
4140-00-001-6875 · Item name not on file
Frequently Asked Questions
What is NSN 4140-01-364-4975?
NSN 4140-01-364-4975 is a Housing,centrifugal Fan, manufactured by Dynamic Air Engineering, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What part numbers are listed for NSN 4140-01-364-4975?
NSN 4140-01-364-4975 has 1 manufacturer part number on file: A2781-1094 (Dynamic Air Engineering, Inc.).
What are the specifications of A2781-1094?
Key specifications for A2781-1094: Housing Style: FIXED; Height: 10.610 INCHES NOMINAL IN; Prime Mover for Which Designed: ELECTRIC MOTOR; End Item Identification: 2350-01-305-0028. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-364-4975 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.