Model: 2137-321

Spur Gear

Properties:

Body Style
Plain, with lightening holes
Pitch Diameter
2.5000 inches
Teeth Quantity
120
Outside Diameter
2.542 inches
Nominallength
0.312 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.094 inches second end
Distance Between Body Face And Protruding Hub End
0.125 inches first end
Face Width
0.093 inches
Bore Diameter
0.187 inches both ends
End Length
0.010 inches first end
End Length
0.010 inches second end
End Diameter
0.250 inches first end
First Step Diameter
0.312 inches first end
First Step Diameter
0.312 inches second end
Material
Steel comp 416
Material Specification
Qq-s-763, class416 federal specification single material response
Surface Treatment
Oxide
Style Designator
Protruding hubs
NSN
3020-00-834-7450
Part Number
2137-321
Description
Gear,spur
CAGE
80294

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 2137-321 NSN 3020-00-834-7450

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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