Model: 2122172

Spur Gear

Properties:

Body Style
Webbed, with lightening holes
Spline Quantity
19 both ends
Pitch Diameter
5.4375 inches
Teeth Quantity
87
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.1870 inches both ends
Hardness Rating
180.0 brinell standard and 220.0 brinell standard
Outside Diameter
5.560 inches
Nominallength
0.750 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.250 inches both ends
Face Width
0.500 inches
Bore Diameter
1.255 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
1.500 inches first end
Hub Diameter
1.500 inches second end
Material
Steel comp 1137
Material Specification
66 federal standard single material response and aisi/sae 1137 assn standard single material response
Surface Treatment
Phosphate manganese or phosphate zinc
Surface Treatment Specification
Mil-p-16232 military specification single treatment response
Style Designator
Protruding hubs
NSN
3020-01-027-2744
Part Number
2122172
Description
Gear,spur
CAGE
10001

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 2122172 NSN 3020-01-027-2744

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

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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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