Model: 129020H

Helical Gear

Special Features:

External gear on first end of hub, 4 oil grooves on both ends of hubs

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
6.1886 inches
Teeth Quantity
28
Bore Style
Plain both ends
Outside Diameter
6.457 inches
Nominallength
2.843 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
17.5000 degrees
Helix Angle
23.7000 degrees
Distance Between Body Face And Protruding Hub End
1.348 inches first end
Distance Between Body Face And Recessed Hub End
0.288 inches second end
Face Width
1.500 inches
Bore Diameter
2.251 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
3.247 inches first end
Material
Steel
Material Specification
Qq-s-624 fs 4032 or fs8720 federal specification single material response
Style Designator
One protruding hub, one recessed hub
NSN
3020-00-350-2962
Part Number
129020H
Description
Gear,helical
CAGE
22852

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 129020H NSN 3020-00-350-2962

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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