Model: 647-2

Worm Wheel Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
1.5000 inches
Teeth Quantity
74
Face Type
Concave
Bore Style
Plain both ends
Outside Diameter
1.594 inches
Tooth Direction
Left
Throat Radius
0.375 inches
Mating Thread Lead Quantity
1
Pressure Angle
14.5000 degrees
Helix Angle
3.5833 degrees
Distance Between Body Face And Protruding Hub End
0.225 inches first end
Face Width
0.250 inches
Bore Diameter
0.250 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
0.500 inches first end
Material
Copper alloy
Style Designator
Protruding hub
NSN
3020-00-784-6766
Part Number
647-2
Description
Gear,worm Wheel
CAGE
24515

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 647-2 NSN 3020-00-784-6766

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:
197337
UFC:
96690
LTL:
RATING VARIABLE
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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