Model: 820305

Helical Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
1.8944 inches
Teeth Quantity
105
Bore Style
W/counterbore counter bore, second end
Mounting Hole Type And Quantity
2 plain axially through body, first end
Outside Diameter
1.9256 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
30.0000 degrees
Distance Between Body Face And Protruding Hub End
0.500 inches first end
Face Width
0.100 inches
Bore Diameter
0.241 inches counter bore, second end
Counterbore Depth
0.180 inches counter bore, second end
Counterbore Diameter
0.650 inches counter bore, second end
Hub Style Designator
1 step first end
End Length
0.437 inches first end
End Diameter
0.750 inches first end
First Step Length
0.062 inches first end
First Step Diameter
1.125 inches first end
Mounting Hole Diameter
0.081 inches axially through body, first end
Bolt Hole Circle Diameter
1.8125 inches axially through body, first end
Material
Aluminum
Style Designator
Protruding hub
NSN
3020-00-726-3344
Part Number
820305
Description
Gear,helical
CAGE
06141

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 820305 NSN 3020-00-726-3344

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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