Model: 159886

Helical Gear

Special Features:

Mtg holes 180 degrees apart

Properties:

Body Style
Webbed, offset, solid
Attachment Method
Mounting hole
Pitch Diameter
1.7500 inches
Teeth Quantity
49
Bore Style
Plain both ends
Mounting Hole Type And Quantity
1 plain axially through body, first end
Outside Diameter
1.8125 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
0.3333 degrees
Helix Angle
22.5000 degrees
Body Recess Depth
0.031 inches first end
Body Recess Depth
0.125 inches second end
Face Width
0.250 inches
Bore Diameter
0.6875 inches both ends
Mounting Hole Diameter
0.150 inches axially through body, first end
Bolt Hole Circle Diameter
1.062 inches axially through body, first end
Material
Plastic phenolic
Style Designator
Hubless, recessed body
NSN
3020-00-706-0639
Part Number
159886
Description
Gear,helical
CAGE
57712

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 159886 NSN 3020-00-706-0639

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

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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