Model: 68-2-90

Centrifugal Impeller

Special Features:

Cw rotation viewed from closed side of wheel; w/2 1/4-28 unf holes in hub 90 degrees apart

Properties:

Width
2.906 inches
Diameter
5.250 inches
Blade Quantity
30
Attachment Method
Setscrew
Rotation Direction For Which Designed
Clockwise
Blade Shape
Forward curve
Material
Steel
Style Designator
Curved blades single width
Reference Number Differentiating Characteristics
As differentiated by impeller attachment method
NSN
4140-00-406-0044
Part Number
68-2-90
Description
Impeller,centrifugal
CAGE

An item with blades, vanes, or paddles equally spaced radially or horizontally around the periphery of a hub, rotor, or wheel. It is the rotating part of a centrifugal fan, electric motor, generator and the like which creates a flow of air or gas perpendicular to the axis of rotation.

Part 68-2-90 NSN 4140-00-406-0044

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10088
FIIG:
A087A0
Concept No.:
App. Key:
H
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127260
UFC:
58952
LTL:
RATING VARIABLE
LCL:
--
WCC:
659
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8414901040
  • SITC: 74380
  • End Use: Household appliances
  • NAICS: 335210
  • USDA: 1

Freight Class: Parts of fans (including blowers) and ventilating or recycling hoods for permanent installation (of subheading 8414.51.00)

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