PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

033032Fan

Rotron Incorporated · NSN 4140-01-143-7721 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-143-7721 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-143-7721. Primary manufacturer part number: 033032.
Features
  • Fan — FSC 4140
  • General Characteristics Item Description: CENTRIFUGAL TYPE,CCW ROTATION,115V 50/60 HZ,SINGLE PHASE,3200RPM,WIRE LEADS V
  • 4 verified cross-references
  • Primary manufacturer: Rotron Incorporated
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fan, cataloged under National Stock Number 4140-01-143-7721, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN4140-01-143-7721
Primary Part Number033032
Item NameFan
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRotron Incorporated
StatusACTIVE
General Characteristics Item DescriptionCENTRIFUGAL TYPE,CCW ROTATION,115V 50/60 HZ,SINGLE PHASE,3200RPM,WIRE LEADS V
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4140-00-971-5705020885 INTERCHANGEABLE
Fan,centrifugal
Rotron Incorporated
5330-01-309-6967033032 INTERCHANGEABLE
Gasket
Westerbeke Corporation
Cross-Reference Index
Part NumberManufacturer
033032 PRIMARY Rotron Incorporated (USA)
8159338-501 L3 Technologies, Inc. Div Communication Systems-East (USA)
DRPPI-KS505CCW-329AF Rotron Incorporated (USA)
8159338-501 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
Related Parts
4140-00-971-5705INTERCHANGEABLE
FAN,CENTRIFUGAL
020885
5330-01-309-6967INTERCHANGEABLE
GASKET
033032

Frequently Asked Questions

What is NSN 4140-01-143-7721?

NSN 4140-01-143-7721 is a Fan, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-143-7721?

NSN 4140-01-143-7721 has 4 cross-referenced part numbers: 033032 (Rotron Incorporated), 8159338-501 (L3 Technologies, Inc. Div Communication Systems-East), DRPPI-KS505CCW-329AF (Rotron Incorporated), 8159338-501 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin).

What NSN replaces 4140-01-143-7721?

There are 2 known substitutes for 4140-01-143-7721: 4140-00-971-5705, 5330-01-309-6967. Verify interchangeability with system specifications before substitution.

What are the specifications of 033032?

Key specifications for 033032: General Characteristics Item Description: CENTRIFUGAL TYPE,CCW ROTATION,115V 50/60 HZ,SINGLE PHASE,3200RPM,WIRE LEADS V. 1 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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