Model: 91709

Helical Gear

Special Features:

1st end counterbored, 1.969 in. Diameter by 0.125 in. Dp; 0.062 in. Radius on bottom of counterbore

Properties:

Body Style
Plain, solid
Pitch Diameter
2.0566 inches
Teeth Quantity
5
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
28.0 rockwell c and 52.0 rockwell c
Outside Diameter
2.1944 inches
Teeth Type
Single helix
Tooth Form
Standard
Flange Diameter
3.000 inches
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Flange Thickness
0.313 inches
Helix Angle
80.0000 degrees
Face Width
0.563 inches
Bore Diameter
1.313 inches both ends
Distance Between Outer Body Face And Inner Flange Face
1.313 inches
Keyway Width
0.156 inches both ends
Distance From Bore Center To Keyway Bottom
0.747 inches both ends
Hub Diameter
1.813 inches between body and flange
Material
Steel comp 1335
Material Specification
66 federal standard single material response and aisi/sae 1335 assn standard single material response
Style Designator
Flanged end
NSN
3020-00-174-5553
Part Number
91709
Description
Gear,helical
CAGE
89109

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 91709 NSN 3020-00-174-5553

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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