Model: 1620520-1

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
2.2344 inches
Teeth Quantity
143
Bore Style
Plain both ends
Mounting Hole Type And Quantity
4 counterbored axially through body, first end
Outside Diameter
2.2597 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.1115 inches first end
Face Width
0.0930 inches
Hub Style Designator
1 groove first end
Hub Diameter
0.3746 inches first end
First Groove Width
0.020 inches first end
First Groove Diameter
0.3550 inches first end
Distance From End To First Groove
0.0915 inches first end
Mounting Hole Diameter
0.090 inches axially through body, first end and 0.187 inches axially through body, first end
Material
Aluminum alloy 2024
Material Specification
Qq-a-250/4 t351 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 military specification single treatment response
Style Designator
Protruding hub
NSN
3020-00-113-3674
Part Number
1620520-1
Description
Gear,spur
CAGE
99251

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 1620520-1 NSN 3020-00-113-3674

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:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
--
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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