Model: 1798553

Spur Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
2.0000 inches
Teeth Quantity
128
Bore Style
Plain both ends
Mounting Hole Thread Series Designator
Unc axially through body, first end
Mounting Hole Thready Qty Per Inch (tpi)
40 axially through body, first end
Mounting Hole Thread Size
0.112 inches axially through body, first end
Mounting Hole Type And Quantity
1 plain axially through body, first end and 1 threaded axially through body, first end
Outside Diameter
2.063 inches
Nominallength
0.375 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.250 inches first end
Face Width
0.125 inches
Bore Diameter
0.188 inches both ends
Hub Style Designator
1 step first end
End Length
0.188 inches first end
End Diameter
0.500 inches first end
First Step Length
0.063 inches first end
First Step Diameter
0.880 inches first end
Mounting Hole Diameter
0.051 inches transversely through hub, first end
Material
Aluminum alloy 2017 body
Material
Steel comp 303 hub
Material Specification
Qq-a-225/5, alloy 2017, t4 federal specification single material response body
Material Specification
Qq-s-763, class 303, cond a federal specification single material response hub
Surface Treatment
Anodize body
Surface Treatment
Passivate hub
Style Designator
Protruding hub
NSN
3020-00-722-4120
Part Number
1798553
Description
Gear,spur
CAGE
10001

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part 1798553 NSN 3020-00-722-4120

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
92.5
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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