Model: 4L3406

Helical Gear

Properties:

Body Style
Webbed, offset, with lightening holes
Pitch Diameter
179.9 millimeters
Teeth Quantity
40
Bore Style
Plain both ends
Outside Diameter
186.7 millimeters
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
6.0000 degrees
Distance Between Body Face And Protruding Hub End
25.1 millimeters first end
Face Width
25.4 millimeters
Bore Diameter
58.7 millimeters both ends
Hub Style Designator
Plain both ends
Hub Diameter
79.2 millimeters first end
Hub Diameter
80.0 millimeters second end
Precision Classification
Quality number 10 or quality number 11
Material
Steel
Style Designator
One protruding hub, one flush hub
NSN
3020-01-122-3846
Part Number
4L3406
Description
Gear,helical
CAGE
11083

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 4L3406 NSN 3020-01-122-3846

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
7.9000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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