Model: 3A2U2561

Helical Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
0.5312 inches
Teeth Quantity
17
Bore Style
Plain both ends
Mounting Hole Thread Series Designator
Unc transversely through hub, first end
Mounting Hole Thready Qty Per Inch (tpi)
32 transversely through hub, first end
Mounting Hole Thread Size
0.164 inches transversely through hub, first end
Mounting Hole Type And Quantity
1 threaded transversely through hub, first end
Outside Diameter
0.596 inches
Nominallength
1.500 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
19.7500 degrees
Distance Between Body Face And Protruding Hub End
1.000 inches first end
Face Width
0.500 inches
Bore Diameter
0.252 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
0.500 inches first end
Material
Copper alloy
Style Designator
Protruding hub
NSN
3020-00-508-7499
Part Number
3A2U2561
Description
Gear,helical
CAGE
3B150

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 3A2U2561 NSN 3020-00-508-7499

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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