Model: 1937

Helical Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
2.6170 inches
Teeth Quantity
3
Bore Style
Plain both ends
Outside Diameter
2.7040 inches
Nominallength
1.188 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
87.5000 degrees
Distance Between Body Face And Protruding Hub End
0.500 inches first end
Face Width
0.688 inches
Bore Diameter
2.0000 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.375 inches first end
Material
Steel
Style Designator
Protruding hub
NSN
3020-00-838-3890
Part Number
1937
Description
Gear,helical
CAGE
11757

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 1937 NSN 3020-00-838-3890

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

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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