Model: 7281

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
2.2500 inches
Teeth Quantity
72
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
28.0 rockwell c and 33.0 rockwell c
Hardness Rating
28.0 rockwell c and 33.0 rockwell c
Outside Diameter
2.313 inches
Nominallength
1.639 inches
Tooth Form
Standard
Pressure Angle
14.5000 degrees
Distance Between Body Face And Protruding Hub End
1.4490 inches first end
Face Width
0.190 inches
Bore Diameter
0.1920 inches both ends
Keyway Width
0.063 inches both ends
Distance From Bore Center To Keyway Bottom
0.1750 inches both ends
Hub Style Designator
1 step first end
End Length
1.3890 inches first end
End Diameter
0.375 inches first end
First Step Length
0.060 inches first end
First Step Diameter
0.437 inches first end
Material
Steel
Material Specification
Mil-s-6758, cond d military specification single material response
Style Designator
Protruding hub
NSN
3020-00-070-6027
Part Number
7281
Description
Gear,spur
CAGE
00539

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 7281 NSN 3020-00-070-6027

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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