Model: B121-289

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
1.0600 inches
Teeth Quantity
34
Bore Style
Plain both ends
Hardness Rating
40.0 rockwell c and 44.0 rockwell c
Hardness Rating
40.0 rockwell c and 44.0 rockwell c
Outside Diameter
1.125 inches
Nominallength
0.453 inches
Tooth Form
Standard
Pressure Angle
14.5000 degrees
Distance Between Body Face And Protruding Hub End
0.250 inches first end
Distance Between Body Face And Protruding Hub End
0.016 inches second end
Face Width
0.187 inches
Bore Diameter
0.250 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
0.375 inches second end
Hub Diameter
0.437 inches first end
Material
Steel comp 1335
Material Specification
66, aisi/sae 1335 federal standard single material response
Surface Treatment
Cadmium
Style Designator
Protruding hubs
NSN
3020-00-396-1772
Part Number
B121-289
Description
Gear,spur
CAGE
72314

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 B121-289 NSN 3020-00-396-1772

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:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
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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