PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SU2A1Fan,tubeaxial

3on Systems, Inc Div Sales / Technical Support Group · NSN 4140-01-633-8555 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-633-8555 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-633-8555. Primary manufacturer part number: SU2A1.
Features
  • Fan,tubeaxial — FSC 4140
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 2 verified cross-references
  • Primary manufacturer: 3on Systems, Inc Div Sales / Technical Support Group
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fan,tubeaxial, cataloged under National Stock Number 4140-01-633-8555, 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 3on Systems, Inc Div Sales / Technical Support Group. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4140-01-633-8555
Primary Part NumberSU2A1
Item NameFan,tubeaxial
FSC / FSG4140 / 41 — No Item Name Available
Manufacturer3on Systems, Inc Div Sales / Technical Support Group
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4140-00-880-0262 INTERCHANGEABLE
Fan,tubeaxial
4140-01-028-0349 INTERCHANGEABLE
Fan,tubeaxial
Cross-Reference Index
Part NumberManufacturer
SU2A1 3on Systems, Inc Div Sales / Technical Support Group (USA)
028267 3on Systems, Inc Div Sales / Technical Support Group (USA)
Related Parts
4140-00-880-0262INTERCHANGEABLE
FAN,TUBEAXIAL
4140-01-028-0349INTERCHANGEABLE
FAN,TUBEAXIAL

Frequently Asked Questions

What is NSN 4140-01-633-8555?

NSN 4140-01-633-8555 is a Fan,tubeaxial, manufactured by 3on Systems, Inc Div Sales / Technical Support Group, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-633-8555?

NSN 4140-01-633-8555 has 2 cross-referenced part numbers: SU2A1 (3on Systems, Inc Div Sales / Technical Support Group), 028267 (3on Systems, Inc Div Sales / Technical Support Group).

What NSN replaces 4140-01-633-8555?

There are 2 known substitutes for 4140-01-633-8555: 4140-00-880-0262, 4140-01-028-0349. Verify interchangeability with system specifications before substitution.

What are the specifications of SU2A1?

Key specifications for SU2A1: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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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