PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L2A4W6Fan,tubeaxial

Fm Af, Llc Dba American Fan Company · NSN 4140-00-289-8830 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-289-8830 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-289-8830. Primary manufacturer part number: L2A4W6.
Features
  • Fan,tubeaxial — FSC 4140
  • Operating Speed at Rated Capacity in RPM: 1725.0
  • Air Flow Rate: 1540.000 CUBIC FEET PER MINUTE NOMINAL
  • Static Pressure at Specified Air Flow Rate: ERR-060
  • Material: STEEL HOUSING
  • Material: ALUMINUM BLADE
  • Style Designator: FIXED
  • Rotation Direction for Which Designed: CLOCKWISE
Applications
  • Applications requiring Steel Housing construction
General Description

The Fan,tubeaxial, cataloged under National Stock Number 4140-00-289-8830, 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 Fm Af, Llc Dba American Fan Company. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-289-8830
Primary Part NumberL2A4W6
Item NameFan,tubeaxial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerFm Af, Llc Dba American Fan Company
StatusACTIVE
Operating Speed at Rated Capacity in RPM1725.0
Air Flow Rate1540.000 CUBIC FEET PER MINUTE NOMINAL
Static Pressure at Specified Air Flow RateERR-060
MaterialSTEEL HOUSING
MaterialALUMINUM BLADE
Style DesignatorFIXED
Rotation Direction for Which DesignedCLOCKWISE
Flow DirectionOUTWARD
Housing Inside Diameter14.375 INCHES NOMINAL IN
Environmental ProtectionSPLASH PROOF
Mounting Facility Type and Quantity2 FLANGE
Test Data Document81349-MILF18953 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Frequency in Hertz60.0
Voltage in Volts and Current Type440.0 AC
Length9.000 INCHES NOMINAL IN
Electrical Connection TypeTERMINAL BLOCK
PhaseTHREE
Prime Mover TypeELECTRIC MOTOR
Prime Mover Power Rating0.250 HORSEPOWER
Inclosure TypeFULLY INCLOSED
Speed AdjustmentsSINGLE SPEED
Drive TypeDIRECT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9515-00-130-353322L2 INTERCHANGEABLE
Strip,metal
Precision Steel Warehouse Inc
3120-00-148-210511149 INTERCHANGEABLE
Bearing,sleeve
Rps-Fl, Inc. Dba Rps Inc
5120-00-177-6919 INTERCHANGEABLE
Key,socket Head Screw
5120-00-189-29945120-00-189-2994 INTERCHANGEABLE
Key,socket Head Screw
General Services Administration Federal Supply Service
5325-00-282-5358L2 INTERCHANGEABLE
Ring,retaining
Simmons Fastener Corp an Amfast Corp
5120-00-473-77345602907 INTERCHANGEABLE
Wrench,torsional Br
U S Army Tank Automotive Command Amsta-Im-Mm
5920-00-820-4301714030-22 INTERCHANGEABLE
Fuse,plug
Raytheon Company Dba Raytheon
6685-00-894-3223 INTERCHANGEABLE
Gage,pressure,dial Indicating
5845-01-039-5364 INTERCHANGEABLE
Valve,probe Insert
6695-01-254-2013 INTERCHANGEABLE
Transducer,motional Pickup
Cross-Reference Index
Part NumberManufacturer
L2A4W6 Fm Af, Llc Dba American Fan Company (USA)
L2A4W5 Joy Global Underground Mining Llc (USA)
M18953-LL02WA4W6NANANA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-18953 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
L2A4W5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
L2 Fm Af, Llc Dba American Fan Company (USA)
FF2962 Fm Af, Llc Dba American Fan Company (USA)
EM6483 Wing Industries (USA)
H1047798G PIECE 1 Itt Industries Inc Itt Aerospace Communications Div East (USA)
L2A4W6 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
H1047798G PIECE 1 L3harris Technologies, Inc. Dba Harris Corporation (USA)
MILF18953 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
9515-00-130-3533INTERCHANGEABLE
STRIP,METAL
22L2
3120-00-148-2105INTERCHANGEABLE
BEARING,SLEEVE
11149
5120-00-177-6919INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-189-2994INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-189-2994
5325-00-282-5358INTERCHANGEABLE
RING,RETAINING
L2
5120-00-473-7734INTERCHANGEABLE
WRENCH,TORSIONAL BR
5602907
5920-00-820-4301INTERCHANGEABLE
FUSE,PLUG
714030-22
6685-00-894-3223INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5845-01-039-5364INTERCHANGEABLE
VALVE,PROBE INSERT
6695-01-254-2013INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
5996-01-281-9840INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
L-2
5340-01-444-8391INTERCHANGEABLE
PAD EYE
L-2

Frequently Asked Questions

What is NSN 4140-00-289-8830?

NSN 4140-00-289-8830 is a Fan,tubeaxial, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-289-8830?

NSN 4140-00-289-8830 has 12 cross-referenced part numbers: L2A4W6 (Fm Af, Llc Dba American Fan Company), L2A4W5 (Joy Global Underground Mining Llc), M18953-LL02WA4W6NANANA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-18953 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), L2A4W5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 7 more.

What NSN replaces 4140-00-289-8830?

There are 12 known substitutes for 4140-00-289-8830: 9515-00-130-3533, 3120-00-148-2105, 5120-00-177-6919 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L2A4W6?

Key specifications for L2A4W6: Operating Speed at Rated Capacity in RPM: 1725.0; Air Flow Rate: 1540.000 CUBIC FEET PER MINUTE NOMINAL; Static Pressure at Specified Air Flow Rate: ERR-060; Material: STEEL HOUSING. 23 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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