PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20050-1Fan,tubeaxial

Ocean Technology Inc · NSN 4140-01-072-2289 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-072-2289 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-072-2289. Primary manufacturer part number: 20050-1.
Features
  • Fan,tubeaxial — FSC 4140
  • Material: ALUMINUM ALLOY OVERALL
  • Mounting Facility Type and Quantity: 2 RING
  • Inclosure Type: FULLY INCLOSED
  • Speed Adjustments: SINGLE SPEED
  • Operating Speed at Rated Capacity in RPM: 3200.0
  • Frequency in Hertz: 60.0
  • Style Designator: FIXED
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Fan,tubeaxial, cataloged under National Stock Number 4140-01-072-2289, 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 Ocean Technology Inc. Government technical data includes 22 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-072-2289
Primary Part Number20050-1
Item NameFan,tubeaxial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerOcean Technology Inc
StatusACTIVE
MaterialALUMINUM ALLOY OVERALL
Mounting Facility Type and Quantity2 RING
Inclosure TypeFULLY INCLOSED
Speed AdjustmentsSINGLE SPEED
Operating Speed at Rated Capacity in RPM3200.0
Frequency in Hertz60.0
Style DesignatorFIXED
Surface TreatmentENAMEL OVERALL
Length2.438 INCHES MINIMUM AND 2.562 INCHES MAXIMUM IN
Static Pressure at Specified Air Flow RateERR-060
Drive TypeDIRECT
Prime Mover TypeELECTRIC MOTOR
Housing Inside Diameter6.848 INCHES MINIMUM AND 6.868 INCHES MAXIMUM IN
Rotation Direction for Which DesignedCLOCKWISE
Ambient Temp at Full Rated Power125.0 CELSIUS DEGC
Prime Mover Drive Shaft Bearing TypeBALL
Electrical Connection TypeTERMINAL BLOCK
PhaseSINGLE
Flow DirectionINWARD
Prime Mover Power Rating25.0 WATTS
Voltage in Volts and Current Type115.0 AC
Air Flow Rate265.000 CUBIC FEET PER MINUTE NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5342-00-485-2926 INTERCHANGEABLE
Cap,filler Opening
5365-00-556-67785566778 INTERCHANGEABLE
Shim
U S Army Tank Automotive Command Amsta-Im-Mm
4320-00-902-6403200501 INTERCHANGEABLE
Disk,piston
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
3020-00-903-9631 INTERCHANGEABLE
Gear,spur
3120-01-047-802320-050-1 INTERCHANGEABLE
Bearing,plain,rod End
Bell Textron Inc
2930-01-115-49951GR10 INTERCHANGEABLE
Cap,filler Opening
Oshkosh Defense Llc
5915-01-229-1726 INTERCHANGEABLE
Filter,band Pass
5950-01-422-486093377 IT-4 INTERCHANGEABLE
Transformer,power
Con-Tech Power Systems Iinc. Bernilled Plantcryogenicsschool of Medicine and Placement of Household Managers and Butlers
3110-01-489-5280200501 INTERCHANGEABLE
Bearing Main Ctr.up
Cummins Inc.
5360-01-613-976920050-1 INTERCHANGEABLE
Spring,helical,compression
Hydraulics International, Inc. Dba Hydraulics International Inc
Cross-Reference Index
Part NumberManufacturer
20050-1 Ocean Technology Inc (USA)
Related Parts
5342-00-485-2926INTERCHANGEABLE
CAP,FILLER OPENING
5365-00-556-6778INTERCHANGEABLE
SHIM
5566778
4320-00-902-6403INTERCHANGEABLE
DISK,PISTON
200501
3020-00-903-9631INTERCHANGEABLE
GEAR,SPUR
3120-01-047-8023INTERCHANGEABLE
BEARING,PLAIN,ROD END
20-050-1
2930-01-115-4995INTERCHANGEABLE
CAP,FILLER OPENING
1GR10
5915-01-229-1726INTERCHANGEABLE
FILTER,BAND PASS
5950-01-422-4860INTERCHANGEABLE
TRANSFORMER,POWER
93377 IT-4
3110-01-489-5280INTERCHANGEABLE
BEARING MAIN CTR.UP
200501
5360-01-613-9769INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20050-1
1560-01-680-9967INTERCHANGEABLE
PANEL,STRUCTURAL,AIRCRAFT
20050.1

Frequently Asked Questions

What is NSN 4140-01-072-2289?

NSN 4140-01-072-2289 is a Fan,tubeaxial, manufactured by Ocean Technology Inc, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-072-2289?

NSN 4140-01-072-2289 has 1 cross-referenced part number: 20050-1 (Ocean Technology Inc).

What NSN replaces 4140-01-072-2289?

There are 11 known substitutes for 4140-01-072-2289: 5342-00-485-2926, 5365-00-556-6778, 4320-00-902-6403 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20050-1?

Key specifications for 20050-1: Material: ALUMINUM ALLOY OVERALL; Mounting Facility Type and Quantity: 2 RING; Inclosure Type: FULLY INCLOSED; Speed Adjustments: SINGLE SPEED. 22 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com