Model: 41179

Helical Gear

Properties:

Body Style
Webbed, solid
Attachment Method
Mounting hole
Pitch Diameter
8.9879 inches
Teeth Quantity
102
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Mounting Hole Thread Series Designator
Unc axially through body, first end
Hardness Rating
31.0 rockwell c and 35.0 rockwell c
Mounting Hole Thread Size
0.375 inches axially through body, first end
Mounting Hole Type And Quantity
3 plain axially through body, first end and 2 threaded axially through body, first end
Outside Diameter
9.1395 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
29.1949 degrees
Distance Between Body Face And Recessed Hub End
0.195 inches both ends
Face Width
3.194 inches
Bore Diameter
1.500 inches both ends
Keyway Width
0.375 inches both ends
Distance From Bore Center To Keyway Bottom
0.937 inches first end
Hub Style Designator
Plain both ends
Hub Diameter
3.000 inches both ends
Mounting Hole Diameter
0.500 inches axially through body, first end
Bolt Hole Circle Diameter
5.500 inches axially through body, first end and 4.000 inches axially through body, first end
Material
Steel comp 4142
Material Specification
Fed standard 66 federal standard single material response
Style Designator
Recessed hubs
NSN
3020-00-204-3640
Part Number
41179
Description
Gear,helical
CAGE
22680

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 41179 NSN 3020-00-204-3640

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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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