Model: G9981PC21

Helical Gear

Special Features:

Thd hole 180 degrees from keyway

Properties:

Body Style
Webbed, solid
Attachment Method
Mounting hole
Pitch Diameter
3.2001 inches
Teeth Quantity
43
Mounting Hole Thready Qty Per Inch (tpi)
20 transversely through hub, first end
Mounting Hole Type And Quantity
1 threaded transversely through hub, first end
Outside Diameter
3.3001 inches
Nominallength
0.875 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
15.0000 degrees
Helix Angle
44.4129 degrees
Distance Between Body Face And Protruding Hub End
0.250 inches first end
Face Width
0.625 inches
Hub Diameter
1.250 inches first end
Hub Diameter
1.250 inches second end
Style Designator
One protruding hub, one flush hub
NSN
3020-00-239-5498
Part Number
G9981PC21
Description
Gear,helical
CAGE
16712

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 G9981PC21 NSN 3020-00-239-5498

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:
A
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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