Model: 3708

Helical Gear

Properties:

Body Style
Webbed, solid
Pitch Diameter
29.3000 inches
Teeth Quantity
293
Bore Style
Tapered w/keyway second end
Outside Diameter
29.4670 inches
Nominallength
4.750 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
10.0000 degrees
Face Width
3.312 inches
Keyway Width
0.625 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
5.500 inches first end
Hub Diameter
5.500 inches second end
Material
Steel
Material Specification
Mil-s-890, class b military specification single material response
Style Designator
One protruding hub, one recessed hub
NSN
3020-00-517-3922
Part Number
3708
Description
Gear,helical
CAGE
90099

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 3708 NSN 3020-00-517-3922

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:
A
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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