Model: 9139727

Worm Gear

Special Features:

Ends of teeth chamfered 20 degrees to root dia

Properties:

Pitch Diameter
0.3816 inches
Bore Style
Plain both ends
Hardness Rating
50.0 rockwell c and 60.0 rockwell c
Outside Diameter
0.437 inches
Nominallength
0.875 inches
Thread Form Quantity
4
Thread Form Direction
Right-hand
Pressure Angle
20.0000 degrees
Helix Angle
17.9658 degrees
Distance Between Body Face And Protruding Hub End
0.188 inches first end
Face Width
0.688 inches
Bore Diameter
0.187 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.290 inches first end
Material
Steel comp 1117
Material Specification
66, aisi/sae 1117 federal standard single material response
Surface Treatment
Cadmium
Style Designator
Protruding hub
NSN
3020-00-294-8029
Part Number
9139727
Description
Gear,worm
CAGE
18876

A gear with teeth on its outer surface in the form of helical threads.

Part 9139727 NSN 3020-00-294-8029

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05467
FIIG:
A27300
Concept No.:
1
App. Key:
AJ
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:
60.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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