Model: 7776D78

Helical Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
6.0442 inches
Teeth Quantity
66
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
28.0 rockwell c and 32.0 rockwell c
Outside Diameter
6.184 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
24.5000 degrees
Face Width
1.500 inches
Bore Diameter
2.500 inches both ends
Keyway Width
0.625 inches both ends
Distance From Bore Center To Keyway Bottom
1.435 inches both ends
Material
Aluminum alloy
Material Specification
Sae 4140 assn standard single material response
Style Designator
Hubless
NSN
3020-00-684-1310
Part Number
7776D78
Description
Gear,helical
CAGE
82402

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 7776D78 NSN 3020-00-684-1310

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
7.0000lbs
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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