Model: 3239053

Helical Gear

Properties:

Body Style
Webbed, solid
Pitch Diameter
7.0000 inches
Teeth Quantity
35
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Backlash Designation
Grade a
Hardness Rating
12.0 rockwell c
Outside Diameter
7.2843 inches
Teeth Type
Single helix
Tooth Form
Stub
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
14.9167 degrees
Face Width
2.500 inches
Bore Diameter
3.1250 inches first end
Keyway Width
0.749 inches first end
Distance From Bore Center To Keyway Bottom
1.7738 inches first end
Hub Style Designator
Plain both ends
Hub Diameter
4.375 inches first end
Hub Diameter
4.375 inches second end
Material
Steel comp 1035
Material Specification
66 federal standard single material response and aisi/sae 1035 assn standard single material response
Style Designator
Flush hub
NSN
3020-00-239-5494
Part Number
3239053
Description
Gear,helical
CAGE
55380

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 3239053 NSN 3020-00-239-5494

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:
--
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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