Model: 520749

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
4.1250 inches
Teeth Quantity
99
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
4.207 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.688 inches first end
Face Width
0.312 inches
Bore Diameter
1.125 inches both ends
Keyway Width
0.126 inches both ends
Distance From Bore Center To Keyway Bottom
0.636 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
1.750 inches first end
Material
Steel comp 416
Style Designator
Protruding hub
NSN
3020-00-517-5041
Part Number
520749
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 520749 NSN 3020-00-517-5041

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:
121870
UFC:
64910
LTL:
77.5
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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