Model: 12008

Helical Gear

Special Features:

Drilled hole 180 degrees from keyway through centerline of teeth, timing mark centered 4 teeth cw from centerline of keyway

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
2.6250 inches
Teeth Quantity
29
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Mounting Hole Type And Quantity
1 plain transversely through hub, first end
Outside Diameter
2.7910 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
23.0333 degrees
Face Width
0.875 inches
Bore Diameter
1.500 inches both ends
Keyway Width
0.188 inches both ends
Distance From Bore Center To Keyway Bottom
0.843 inches both ends
Mounting Hole Diameter
0.063 inches transversely through hub, first end
Material
Steel
Style Designator
Hubless
NSN
3020-00-354-3117
Part Number
12008
Description
Gear,helical
CAGE
44940

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 12008 NSN 3020-00-354-3117

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:
60.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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