Model: 278768R2

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
5.2500 inches
Teeth Quantity
40
Bore Style
10a w/ keyway both ends
Outside Diameter
5.5625 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Distance Between Body Face And Protruding Hub End
0.188 inches first end
Distance Between Body Face And Recessed Hub End
0.500 inches second end
Face Width
1.250 inches
Bore Diameter
1.000 inches both ends
Keyway Width
0.188 inches both ends
Distance From Bore Center To Keyway Bottom
0.594 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
1.688 inches first end
Hub Diameter
2.313 inches second end
Material
Steel
Style Designator
One protruding hub, one recessed hub
NSN
3020-00-848-3604
Part Number
278768R2
Description
Gear,helical
CAGE
29510

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

Part 278768R2 NSN 3020-00-848-3604

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
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:
--
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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