PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

011581Fan,tubeaxial

Rotron Incorporated · NSN 4140-01-417-7067 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-417-7067 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-417-7067. Primary manufacturer part number: 011581.
Features
  • Fan,tubeaxial — FSC 4140
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Height: 3.940 INCHES NOMINAL IN
  • Operating Speed at Rated Capacity in RPM: 15000.0
  • Rotation Direction for Which Designed: COUNTERCLOCKWISE
  • Drive Type: DIRECT
  • Width: 3.940 INCHES NOMINAL IN
  • Length: 1.790 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fan,tubeaxial, cataloged under National Stock Number 4140-01-417-7067, 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 Rotron Incorporated. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-417-7067
Primary Part Number011581
Item NameFan,tubeaxial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRotron Incorporated
StatusACTIVE
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Height3.940 INCHES NOMINAL IN
Operating Speed at Rated Capacity in RPM15000.0
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Drive TypeDIRECT
Width3.940 INCHES NOMINAL IN
Length1.790 INCHES NOMINAL IN
Housing Inside Diameter3.070 INCHES NOMINAL IN
Voltage in Volts and Current Type28.0 DC
Style DesignatorFIXED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-054-6890 INTERCHANGEABLE
Packing,preformed
5365-01-165-4734 INTERCHANGEABLE
Spacer,sleeve
Cross-Reference Index
Part NumberManufacturer
011581 PRIMARY Rotron Incorporated (USA)
211087620 Naval Sea Systems Command (USA)
C-011581 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5330-00-054-6890INTERCHANGEABLE
PACKING,PREFORMED
5365-01-165-4734INTERCHANGEABLE
SPACER,SLEEVE

Frequently Asked Questions

What is NSN 4140-01-417-7067?

NSN 4140-01-417-7067 is a Fan,tubeaxial, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-417-7067?

NSN 4140-01-417-7067 has 3 cross-referenced part numbers: 011581 (Rotron Incorporated), 211087620 (Naval Sea Systems Command), C-011581 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 4140-01-417-7067?

There are 2 known substitutes for 4140-01-417-7067: 5330-00-054-6890, 5365-01-165-4734. Verify interchangeability with system specifications before substitution.

What are the specifications of 011581?

Key specifications for 011581: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Height: 3.940 INCHES NOMINAL IN; Operating Speed at Rated Capacity in RPM: 15000.0; Rotation Direction for Which Designed: COUNTERCLOCKWISE. 10 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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