Model: 2877138-57

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
Between 1.1865 inches and 1.1875 inches
Teeth Quantity
57
Outside Diameter
1.228 inches
Nominallength
0.315 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.252 inches first end
Face Width
0.063 inches
Bore Diameter
0.125 inches both ends
End Length
0.215 inches first end
Precision Classification
Quality number 10
End Diameter
0.156 inches first end
First Step Length
0.037 inches first end
First Step Diameter
0.220 inches first end
Material
Aluminum alloy 6061
Material Specification
Qq-a-225/8, t6 federal specification single material response
Style Designator
Protruding hub
NSN
3020-00-155-4312
Part Number
2877138-57
Description
Gear,spur
CAGE
56232

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 2877138-57 NSN 3020-00-155-4312

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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