Model: NLA139

Helical Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
Between 4.2458 inches and 4.2468 inches
Teeth Quantity
30
Hardness Rating
28.0 rockwell c and 32.0 rockwell c
Nominallength
1.000 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
28.0000 degrees
Face Width
0.875 inches
Keyway Width
0.189 inches both ends
Hub Diameter
3.750 inches first end
Material
Steel comp 1035
Material Specification
66 federal standard single material response and aisi/sae 1035 assn standard single material response
Style Designator
Protruding hub
NSN
3020-00-618-2164
Part Number
NLA139
Description
Gear,helical
CAGE
82796

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 NLA139 NSN 3020-00-618-2164

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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