Model: 141

Helical Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
7.7500 inches
Teeth Quantity
31
Outside Diameter
8.3500 inches
Teeth Type
Double helix, solid
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Helix Angle
30.0000 degrees
Face Width
9.000 inches
Keyway Width
1.250 inches both ends
Material
Steel comp 1045
Material Specification
66 federal standard single material response and aisi/sae 1045 assn standard single material response
Style Designator
Hubless
NSN
3020-00-204-2438
Part Number
141
Description
Gear,helical
CAGE
34712

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 141 NSN 3020-00-204-2438

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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