Model: G7938PC78

Worm Wheel Gear

Properties:

Pitch Diameter
6.4700 inches
Teeth Quantity
31
Outside Diameter
7.0000 inches
Nominallength
3.124 inches
Tooth Direction
Right
Mating Thread Lead Quantity
6
Face Width
1.500 inches
Distance From Bore Center To Keyway Bottom
0.8480 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.125 inches second end
Hub Diameter
2.375 inches first end
Material
Copper alloy 903
Material Specification
Mil-b-16540, grade a military specification single material response
NSN
3020-00-338-9575
Part Number
G7938PC78
Description
Gear,worm Wheel
CAGE
15330

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 G7938PC78 NSN 3020-00-338-9575

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
70.0
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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