PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MX2A3Fan,circulating

Hdl Research Lab Inc · NSN 4140-01-438-1828 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-438-1828 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-438-1828. Primary manufacturer part number: MX2A3.
Features
  • Fan,circulating — FSC 4140
  • Width: 119.1 MILLIMETERS NOMINAL MM
  • Height: 119.1 MILLIMETERS NOMINAL MM
  • Length: 39.1 MILLIMETERS NOMINAL MM
  • Style Designator: FIXED
  • Air Flow Rate: 98.0 CUBIC FEET PER MINUTE MINIMUM AND 115.0 CUBIC FEET PER MINUTE MAXIMUM
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Material: ZINC ALLOY BLADE
Applications
  • Applications requiring Zinc Alloy Blade construction
General Description

The Fan,circulating, cataloged under National Stock Number 4140-01-438-1828, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Hdl Research Lab Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-438-1828
Primary Part NumberMX2A3
Item NameFan,circulating
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerHdl Research Lab Inc
StatusACTIVE
Width119.1 MILLIMETERS NOMINAL MM
Height119.1 MILLIMETERS NOMINAL MM
Length39.1 MILLIMETERS NOMINAL MM
Style DesignatorFIXED
Air Flow Rate98.0 CUBIC FEET PER MINUTE MINIMUM AND 115.0 CUBIC FEET PER MINUTE MAXIMUM
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
MaterialZINC ALLOY BLADE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4140-00-442-3490 INTERCHANGEABLE
Fan,tubeaxial
4140-00-505-0341WS2107F-1111 INTERCHANGEABLE
Fan,tubeaxial
Curtiss-Wright Controls Integrated Sensing, Inc.
4140-01-064-8888 INTERCHANGEABLE
Fan,tubeaxial
Cross-Reference Index
Part NumberManufacturer
MX2A3 PRIMARY Hdl Research Lab Inc (USA)
Related Parts
4140-00-442-3490INTERCHANGEABLE
FAN,TUBEAXIAL
4140-00-505-0341INTERCHANGEABLE
FAN,TUBEAXIAL
WS2107F-1111
4140-01-064-8888INTERCHANGEABLE
FAN,TUBEAXIAL

Frequently Asked Questions

What is NSN 4140-01-438-1828?

NSN 4140-01-438-1828 is a Fan,circulating, manufactured by Hdl Research Lab Inc, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-438-1828?

NSN 4140-01-438-1828 has 1 cross-referenced part number: MX2A3 (Hdl Research Lab Inc).

What NSN replaces 4140-01-438-1828?

There are 3 known substitutes for 4140-01-438-1828: 4140-00-442-3490, 4140-00-505-0341, 4140-01-064-8888. Verify interchangeability with system specifications before substitution.

What are the specifications of MX2A3?

Key specifications for MX2A3: Width: 119.1 MILLIMETERS NOMINAL MM; Height: 119.1 MILLIMETERS NOMINAL MM; Length: 39.1 MILLIMETERS NOMINAL MM; Style Designator: FIXED. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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