Model: 123128

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
4.9375 inches
Teeth Quantity
39
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
5.2500 inches
Nominallength
2.125 inches
Teeth Type
Single helix
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
15.0000 degrees
Distance Between Body Face And Protruding Hub End
0.563 inches first end
Distance Between Body Face And Recessed Hub End
0.840 inches first end
Face Width
1.500 inches
Bore Diameter
1.531 inches both ends
Keyway Width
0.313 inches both ends
Distance From Bore Center To Keyway Bottom
0.922 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.531 inches first end
Material
Steel
Style Designator
One protruding hub, one recessed hub
NSN
3020-00-451-2732
Part Number
123128
Description
Gear,helical
CAGE
15434

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 123128 NSN 3020-00-451-2732

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
5.7000lbs
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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