Model: 5220

Helical Gear

Special Features:

1/16 in. By 45 degrees chamfer on bore first end, raised boss on hub over keyway 0.625 wide

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
7.3120 inches
Teeth Quantity
49
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
8.3120 inches
Nominallength
1.767 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
23.4167 degrees
Distance Between Body Face And Protruding Hub End
0.329 inches first end
Face Width
1.438 inches
Bore Diameter
2.249 inches both ends
Keyway Width
0.378 inches both ends
Distance From Bore Center To Keyway Bottom
1.317 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.750 inches first end
Hub Diameter
2.750 inches second end
Material
Steel comp 8620
Material Specification
66, aisi/sae 8620 federal standard single material response
Style Designator
One protruding hub, one flush hub
NSN
3020-00-425-7115
Part Number
5220
Description
Gear,helical
CAGE
73460

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 5220 NSN 3020-00-425-7115

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

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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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