Model: 8756469

Helical Gear

Properties:

Body Style
Webbed, solid
Spline Quantity
14 both ends
Pitch Diameter
6.9197 inches
Teeth Quantity
79
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.4000 inches both ends
Hardness Rating
28.0 rockwell c and 38.0 rockwell c
Outside Diameter
7.058 inches
Nominallength
3.656 inches
Teeth Type
Single helix
Tooth Form
Stub
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
17.9386 degrees
Distance Between Body Face And Protruding Hub End
1.450 inches first end
Face Width
1.000 inches
Bore Diameter
1.305 inches both ends
Counterbore Depth
2.4060 inches second end
Counterbore Diameter
1.561 inches first end
Hub Style Designator
1 groove second end
Hub Diameter
1.561 inches first end
End Length
0.844 inches first end
End Diameter
1.969 inches first end
First Step Length
0.468 inches first end
First Step Diameter
2.061 inches first end
Second Step Length
0.138 inches second end
Second Step Diameter
3.000 inches second end
First Groove Width
0.031 inches first end
Material
Steel comp ts8615
Material Specification
S-13048 military specification single material response
Style Designator
Protruding hubs
NSN
3020-00-679-8020
Part Number
8756469
Description
Gear,helical
CAGE
19207

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 8756469 NSN 3020-00-679-8020

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
9.0 X 9.0 X 3.0
Paclk Weight:
7.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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