Model: SM-B-338402

Helical Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
Between 0.7700 inches and 0.7720 inches
Teeth Quantity
35
Bore Style
Plain both ends
Mounting Hole Thread Series Designator
Unc transversely through hub, first end
Mounting Hole Thready Qty Per Inch (tpi)
32 transversely through hub, first end
Mounting Hole Thread Size
0.164 inches transversely through hub, first end
Mounting Hole Type And Quantity
2 threaded transversely through hub, first end
Outside Diameter
0.8132 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.4062 inches first end
Distance Between Body Face And Protruding Hub End
0.047 inches second end
Face Width
0.250 inches
Bore Diameter
0.2500 inches both ends
Hub Style Designator
1 step second end
Hub Style Designator
Plain first end
Hub Diameter
0.500 inches first end
End Length
0.0156 inches second end
End Diameter
0.3125 inches second end
First Step Length
0.032 inches second end
First Step Diameter
0.3740 inches second end
Material
Plastic teeth
Material
Steel hub
Material Specification
Fed standard 66 federal standard single material response hub
Material Specification
Fed standard 66 federal standard single material response teeth
Style Designator
Protruding hubs
NSN
3020-00-294-7530
Part Number
SM-B-338402
Description
Gear,helical
CAGE
80063

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 SM-B-338402 NSN 3020-00-294-7530

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:
--
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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