PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X5008/12/153Fan,centrifugal

Wellman Group · NSN 4140-01-449-2903 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-01-449-2903 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-449-2903. Primary manufacturer part number: X5008/12/153.
Features
  • Fan,centrifugal — FSC 4140
  • Drive Type: BELT
  • Width: 8.470 INCHES NOMINAL IN
  • Discharge Direction: VERTICAL UP
  • Length: 9.700 INCHES NOMINAL IN
  • Rotation Direction for Which Designed: CLOCKWISE
  • 3 verified cross-references
  • Primary manufacturer: Wellman Group
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fan,centrifugal, cataloged under National Stock Number 4140-01-449-2903, 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 Wellman Group. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-01-449-2903
Primary Part NumberX5008/12/153
Item NameFan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerWellman Group
StatusACTIVE
Drive TypeBELT
Width8.470 INCHES NOMINAL IN
Discharge DirectionVERTICAL UP
Length9.700 INCHES NOMINAL IN
Rotation Direction for Which DesignedCLOCKWISE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-478-7339 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5905-00-918-9210B1153 INTERCHANGEABLE
Resistor
Clarostat Sensors and Controls
3120-01-466-6068 INTERCHANGEABLE
Bearing,sleeve
6210-01-548-7895556-1604-304 INTERCHANGEABLE
Light,indicator
Dialight Corporation
Cross-Reference Index
Part NumberManufacturer
X5008/12/153 Wellman Group (GBR)
VR-70-86-F Paxton Products Inc (USA)
B-1/153 Wellman Group (GBR)
Related Parts
5905-00-478-7339INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5905-00-918-9210INTERCHANGEABLE
RESISTOR
B1153
3120-01-466-6068INTERCHANGEABLE
BEARING,SLEEVE
6210-01-548-7895INTERCHANGEABLE
LIGHT,INDICATOR
556-1604-304

Frequently Asked Questions

What is NSN 4140-01-449-2903?

NSN 4140-01-449-2903 is a Fan,centrifugal, manufactured by Wellman Group, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-01-449-2903?

NSN 4140-01-449-2903 has 3 cross-referenced part numbers: X5008/12/153 (Wellman Group), VR-70-86-F (Paxton Products Inc), B-1/153 (Wellman Group).

What NSN replaces 4140-01-449-2903?

There are 4 known substitutes for 4140-01-449-2903: 5905-00-478-7339, 5905-00-918-9210, 3120-01-466-6068 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X5008/12/153?

Key specifications for X5008/12/153: Drive Type: BELT; Width: 8.470 INCHES NOMINAL IN; Discharge Direction: VERTICAL UP; Length: 9.700 INCHES NOMINAL IN. 5 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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