Model: 3020008427840

Helical Gear

Properties:

Body Style
Webbed, offset, with lightening holes
Attachment Method
Mounting hole
Pitch Diameter
8.2500 inches
Teeth Quantity
78
Bore Style
W/counterbore first end
Hardness Rating
26.0 rockwell c and 32.0 rockwell c
Mounting Hole Type And Quantity
6 plain axially through body, first end
Outside Diameter
8.495 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
16.0000 degrees
Helix Angle
19.0114 degrees
Body Recess Depth
0.687 inches first end
Face Width
1.187 inches
Bore Diameter
5.250 inches first end
Counterbore Depth
0.100 inches first end
Counterbore Diameter
7.0600 inches first end
Mounting Hole Diameter
0.390 inches axially through body, first end
Bolt Hole Circle Diameter
6.120 inches axially through body, first end
Material
Steel
Material Specification
General motor corp, g-86m mfr ref single material response
Style Designator
Hubless, recessed body
NSN
3020-00-842-7840
Part Number
3020008427840
Description
Gear,helical
CAGE
SCY13

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 3020008427840 NSN 3020-00-842-7840

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:
--
Paclk Weight:
6.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
99
LVL_A:
E
LVL_B:
H

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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