Model: 12Y4211

Worm Wheel Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
6.4050 inches
Teeth Quantity
23
Face Type
Concave
Bore Style
10b w/ 2 keyways both ends
Bore Style
W/ 2 keyways both ends
Outside Diameter
7.125 inches
Tooth Direction
Right
Throat Radius
6.966 inches
Mating Thread Lead Quantity
1
Pressure Angle
27.5000 degrees
Helix Angle
4.8498 degrees
Face Width
2.375 inches
Bore Diameter
2.435 inches both ends
Keyway Width
0.500 inches both ends
Distance From Bore Center To Keyway Bottom
1.530 inches both ends
Material
Copper alloy body
Material
Iron cast hub
Style Designator
Hubless
NSN
3020-00-709-5930
Part Number
12Y4211
Description
Gear,worm Wheel
CAGE
61465

A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. See also gear, antibacklash, worm wheel.

Part 12Y4211 NSN 3020-00-709-5930

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05468
FIIG:
A27300
Concept No.:
1
App. Key:
AK
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:
586
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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