Model: 553-1443-002

Spur Gear

Properties:

Body Style
Webbed, offset, solid
Attachment Method
Clamp
Pitch Diameter
1.1875 inches
Teeth Quantity
57
Bore Style
Plain both ends
Backlash Designation
Grade c
Outside Diameter
1.2291 inches
Nominallength
0.444 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.313 inches first end
Distance Between Body Face And Protruding Hub End
0.500 inches second end
Face Width
0.250 inches
Bore Diameter
0.250 inches both ends
Hub Style Designator
Plain second end
Hub Style Designator
Split first end
Hub Diameter
0.313 inches first end
Hub Diameter
0.500 inches second end
Clamping Surface Length
1.154 inches first end
Precision Classification
Quality number 10 or quality number 11
Material
Aluminum alloy 2024
Material Specification
Qq-a-225/6, t4 federal specification single material response
Surface Treatment
Chromium
Surface Treatment Specification
Mil-f-14072 military specification single treatment response
Style Designator
Protruding hubs
NSN
3020-00-991-3472
Part Number
553-1443-002
Description
Gear,spur
CAGE
13499

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 553-1443-002 NSN 3020-00-991-3472

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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