Model: BB2112

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
3.8330 inches
Teeth Quantity
23
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
58.0 rockwell c and 63.0 rockwell c
Hardness Rating
58.0 rockwell c and 63.0 rockwell c
Outside Diameter
4.078 inches
Nominallength
1.781 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.969 inches first end
Face Width
0.750 inches
Bore Diameter
2.500 inches both ends
Keyway Width
0.377 inches both ends
Distance From Bore Center To Keyway Bottom
1.478 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
3.188 inches first end
Hub Diameter
3.188 inches second end
Material
Steel
Style Designator
Protruding hubs
NSN
3020-00-288-1375
Part Number
BB2112
Description
Gear,spur
CAGE
56442

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 BB2112 NSN 3020-00-288-1375

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:
121870
UFC:
64910
LTL:
77.5
LCL:
70.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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