Model: GB

Helical Gear

Properties:

Body Style
Webbed, with lightening holes
Attachment Method
Mounting hole
Pitch Diameter
5.7000 inches
Teeth Quantity
54
Bore Style
Plain both ends
Hardness Rating
93.6 rockwell b and 98.1 rockwell b
Mounting Hole Type And Quantity
3 plain axially through body, first end
Outside Diameter
5.8975 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
18.7664 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches first end
Body Recess Depth
0.313 inches second end
Face Width
0.8750 inches
Bore Diameter
0.751 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.500 inches first end
Mounting Hole Diameter
0.3280 inches axially through body, first end
Bolt Hole Circle Diameter
1.375 inches axially through body, first end
Material
Iron cast
Style Designator
Protruding hub, recessed body
NSN
3020-00-528-7931
Part Number
GB
Description
Gear,helical
CAGE
66289

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 GB NSN 3020-00-528-7931

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:
3.1000lbs
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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