Model: 231280

Spur Gear

Properties:

Body Style
Plain, solid
Spline Quantity
15 both ends
Pitch Diameter
1.8500 inches
Teeth Quantity
74
Bore Style
Involute spline both ends
Spline Pitch Diameter
0.4680 inches both ends
Hardness Rating
375.0 brinell standard and 425.0 brinell standard
Hardness Rating
375.0 brinell standard and 425.0 brinell standard
Outside Diameter
1.900 inches
Nominallength
0.821 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.202 inches second end
Distance Between Body Face And Protruding Hub End
0.432 inches first end
Face Width
0.187 inches
Bore Diameter
0.476 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
0.687 inches both ends
Material
Steel
Material Specification
Qq-s-624 federal specification single material response
Style Designator
Protruding hubs
NSN
3020-00-144-4717
Part Number
231280
Description
Gear,spur
CAGE
07187

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 231280 NSN 3020-00-144-4717

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:
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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