Model: 2471-54741

Spur Gear

Properties:

Attachment Method
Mounting hole
Pitch Diameter
Between 3.1220 inches and 3.1240 inches
Teeth Quantity
100
Mounting Hole Thread Series Designator
Unc transversely through hub, first end
Mounting Hole Thready Qty Per Inch (tpi)
32 transversely through hub, first end
Mounting Hole Type And Quantity
1 threaded transversely through hub, first end
Nominallength
0.500 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.312 inches first end
Face Width
0.188 inches
Hub Diameter
0.625 inches first end
Hub Diameter
0.625 inches second end
Material
Copper alloy 836
Material Specification
Mil-b-16444 military specification single material response
Special Test Features
Navord od36190
Style Designator
One protruding hub, one flush hub
Reference Number Differentiating Characteristics
As differentiated by special test features
NSN
3020-00-448-0396
Part Number
2471-54741
Description
Gear,spur
CAGE
08241

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 2471-54741 NSN 3020-00-448-0396

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:
A
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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