Model: 255065B

Helical Gear

Properties:

Body Style
Webbed, solid
Pitch Diameter
6.4790 inches
Teeth Quantity
50
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
197.0 brinell standard and 235.0 brinell standard
Outside Diameter
7.227 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
15.3249 degrees
Distance Between Body Face And Protruding Hub End
0.125 inches second end
Distance Between Body Face And Protruding Hub End
0.502 inches first end
Face Width
0.875 inches
Bore Diameter
1.250 inches both ends
Keyway Width
0.251 inches both ends
Distance From Bore Center To Keyway Bottom
0.745 inches both ends
Hub Style Designator
1 step first end
Hub Style Designator
Plain second end
Hub Diameter
1.684 inches second end
End Length
0.190 inches first end
End Diameter
1.623 inches first end
First Step Length
0.311 inches first end
First Step Diameter
2.000 inches first end
Material
Steel
Style Designator
Protruding hubs
NSN
3020-00-678-6085
Part Number
255065B
Description
Gear,helical
CAGE
1ML14

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 255065B NSN 3020-00-678-6085

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:
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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