Model: 4B-1080

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
3.0222 inches
Teeth Quantity
17
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
3.3535 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
20.3665 degrees
Body Recess Depth
0.7500 inches first end
Face Width
2.125 inches
Bore Diameter
1.5005 inches both ends
Keyway Width
0.127 inches both ends
Distance From Bore Center To Keyway Bottom
0.8165 inches both ends
Material
Steel comp 4140
Material Specification
66 federal standard single material response and aisi/sae 4140 assn standard single material response
Style Designator
Hubless, recessed body
NSN
3020-00-528-1824
Part Number
4B-1080
Description
Gear,helical
CAGE

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 4B-1080 NSN 3020-00-528-1824

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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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