Model: 1A4708

Helical Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
1.5348 inches
Teeth Quantity
13
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
50.0 rockwell c hub and 55.0 rockwell c hub
Hardness Rating
50.0 rockwell c teeth and 55.0 rockwell c teeth
Hardness Rating
50.0 rockwell c and 55.0 rockwell c hub
Hardness Rating
50.0 rockwell c and 55.0 rockwell c teeth
Mounting Hole Type And Quantity
1 plain transversely through hub, first end
Outside Diameter
1.7120 inches
Nominallength
1.125 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
45.0000 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches first end
Face Width
0.750 inches
Bore Diameter
0.593 inches both ends
Keyway Width
0.157 inches both ends
Distance From Bore Center To Keyway Bottom
0.420 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
1.250 inches first end
Mounting Hole Diameter
0.189 inches transversely through hub, first end
Material
Steel
Style Designator
Protruding hub
NSN
3020-00-147-9679
Part Number
1A4708
Description
Gear,helical
CAGE
95201

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 1A4708 NSN 3020-00-147-9679

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:
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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