PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20050-2Fan,vaneaxial

Rtx Corporation Div Pratt & Whitney · NSN 4140-00-001-8404 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-001-8404 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-001-8404. Primary manufacturer part number: 20050-2.
Features
  • Fan,vaneaxial — FSC 4140
  • Drive Type: DIRECT
  • Prime Mover Type: ELECTRIC MOTOR
  • Rotation Direction for Which Designed: COUNTERCLOCKWISE
  • Style Designator: FIXED
  • Mounting Facility Type and Quantity: 1 FLANGE
  • Electrical Connection Type: TERMINAL
  • Quantity: 1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fan,vaneaxial, cataloged under National Stock Number 4140-00-001-8404, 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 Rtx Corporation Div Pratt & Whitney. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-001-8404
Primary Part Number20050-2
Item NameFan,vaneaxial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerRtx Corporation Div Pratt & Whitney
StatusACTIVE
Drive TypeDIRECT
Prime Mover TypeELECTRIC MOTOR
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Style DesignatorFIXED
Mounting Facility Type and Quantity1 FLANGE
Electrical Connection TypeTERMINAL
Quantity1
Voltage in Volts and Current Type28.0 DC
Housing Inside Diameter8.000 INCHES NOMINAL IN
Length10.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6625-00-102-8721 INTERCHANGEABLE
Ammeter
5995-00-863-3497200502 INTERCHANGEABLE
Cable Assembly,special Purpose,e
L3harris Interstate Electronics Corporation
5310-00-961-8066200502 INTERCHANGEABLE
Washer,flat
L3harris Technologies, Inc. Dba Harris Corporation
4140-01-072-2288 INTERCHANGEABLE
Fan,tubeaxial
4730-01-624-60081670-3 INTERCHANGEABLE
Vent,tank
Attwood Corp
Cross-Reference Index
Part NumberManufacturer
20050-2 PRIMARY Rtx Corporation Div Pratt & Whitney (USA)
WSS94280 Carrier Corp (USA)
20050-2 Hamilton Sundstrand Corporation (USA)
Related Parts
6625-00-102-8721INTERCHANGEABLE
AMMETER
5995-00-863-3497INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
200502
5310-00-961-8066INTERCHANGEABLE
WASHER,FLAT
200502
4140-01-072-2288INTERCHANGEABLE
FAN,TUBEAXIAL
4730-01-624-6008INTERCHANGEABLE
VENT,TANK
1670-3

Frequently Asked Questions

What is NSN 4140-00-001-8404?

NSN 4140-00-001-8404 is a Fan,vaneaxial, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-001-8404?

NSN 4140-00-001-8404 has 3 cross-referenced part numbers: 20050-2 (Rtx Corporation Div Pratt & Whitney), WSS94280 (Carrier Corp), 20050-2 (Hamilton Sundstrand Corporation).

What NSN replaces 4140-00-001-8404?

There are 5 known substitutes for 4140-00-001-8404: 6625-00-102-8721, 5995-00-863-3497, 5310-00-961-8066 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20050-2?

Key specifications for 20050-2: Drive Type: DIRECT; Prime Mover Type: ELECTRIC MOTOR; Rotation Direction for Which Designed: COUNTERCLOCKWISE; Style Designator: FIXED. 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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