Model: 7743

Spur Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
4.5790 inches
Teeth Quantity
55
Bore Style
Plain both ends
Mounting Hole Type And Quantity
4 plain axially through body, first end
Outside Diameter
4.745 inches
Nominallength
0.875 inches
Tooth Form
Standard
Pressure Angle
14.5000 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches first end
Face Width
0.500 inches
Bore Diameter
2.622 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
4.125 inches first end
Mounting Hole Diameter
0.193 inches axially through body, first end
Bolt Hole Circle Diameter
3.250 inches axially through body, first end
Material
Steel comp 1020
Material Specification
66 federal standard single material response and aisi/sae 1020 assn standard single material response
Style Designator
Protruding hub
NSN
3020-00-429-4443
Part Number
7743
Description
Gear,spur
CAGE
64104

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 7743 NSN 3020-00-429-4443

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:
70.0
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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