Model: 8M7143

Helical Gear

Properties:

Body Style
Webbed, with lightening holes
Pitch Diameter
6.5750 inches
Teeth Quantity
40
Bore Style
Plain both ends
Features Provided
Lubrication groove
Outside Diameter
6.944 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
8.0000 degrees
Distance Between Body Face And Protruding Hub End
0.844 inches first end
Face Width
1.000 inches
Bore Diameter
2.000 inches both ends
Hub Style Designator
1 groove first end
Hub Style Designator
Plain second end
Hub Diameter
3.062 inches second end
Hub Diameter
3.250 inches first end
First Groove Width
0.375 inches first end
First Groove Diameter
2.672 inches first end
Distance From End To First Groove
0.188 inches first end
Material
Aluminum bore surface
Material
Steel body
Style Designator
One protruding hub, one flush hub
Furnished Items And Quantity
1 externally lubricated bearing
NSN
3020-00-116-9526
Part Number
8M7143
Description
Gear,helical
CAGE
11083

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 8M7143 NSN 3020-00-116-9526

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:
7.1000lbs
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

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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