Model: 74170

Helical Gear

Properties:

Body Style
Webbed, with lightening holes
Pitch Diameter
5.2500 inches
Teeth Quantity
48
Outside Diameter
5.5100 inches
Teeth Type
Single helix
Tooth Form
Special
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
25.0000 degrees
Distance Between Body Face And Protruding Hub End
1.375 inches second end
Distance Between Body Face And Protruding Hub End
5.500 inches first end
Face Width
5.500 inches
Hub Style Designator
2 steps first end
Hub Style Designator
Plain second end
Hub Diameter
1.625 inches second end
End Length
0.750 inches first end
End Diameter
1.000 inches first end
First Step Length
1.062 inches first end
First Step Diameter
1.480 inches first end
Second Step Length
1.188 inches first end
Second Step Diameter
1.630 inches first end
Material
Steel
Style Designator
Protruding hubs
NSN
3020-00-805-5442
Part Number
74170
Description
Gear,helical
CAGE
80072

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

Part 74170 NSN 3020-00-805-5442

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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