Model: 780A

Helical Gear

Properties:

Body Style
Plain, solid
Spline Quantity
6 both ends
Pitch Diameter
2.8907 inches
Teeth Quantity
19
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.0960 inches both ends
Outside Diameter
3.195 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.780 inches first end
Face Width
0.750 inches
Bore Diameter
1.250 inches both ends
Hub Style Designator
1 groove first end
Hub Diameter
1.985 inches first end
First Groove Width
0.515 inches first end
First Groove Diameter
1.500 inches first end
Distance From End To First Groove
0.720 inches first end
Material
Steel
Style Designator
Protruding hub
NSN
3020-00-928-6119
Part Number
780A
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 780A NSN 3020-00-928-6119

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.1 X 3.7 X 1.9
Paclk Weight:
1.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
LVL_B:

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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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