Model: 688-2037

Spur Gear

Properties:

Spline Quantity
23 both ends
Pitch Diameter
3.8750 inches
Teeth Quantity
31
Bore Style
Straight spline both ends
Outside Diameter
4.125 inches
Distance Between Body Face And Protruding Hub End
0.188 inches first end
Face Width
0.812 inches
Bore Diameter
2.000 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.312 inches first end
Material
Steel
Style Designator
One protruding hub, one flush hub
NSN
3020-00-875-4773
Part Number
688-2037
Description
Gear,spur
CAGE
16662

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 688-2037 NSN 3020-00-875-4773

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:
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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