Model: TG3871

Helical Gear

Special Features:

0.141 in. 45 degrees chamfer on 1st end of bore, letter x stamped on center of tooth 27 degrees 21 min ccw from center line of keyway on 1st end

Properties:

Body Style
Plain, solid
Pitch Diameter
2.6960 inches
Teeth Quantity
27
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
2.850 inches
Nominallength
1.375 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
33.5500 degrees
Distance Between Body Face And Protruding Hub End
0.125 inches first end
Face Width
1.250 inches
Bore Diameter
1.748 inches both ends
Keyway Width
0.252 inches both ends
Distance From Bore Center To Keyway Bottom
1.008 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
2.438 inches first end
Material
Steel
Style Designator
Protruding hub
NSN
3020-00-528-7124
Part Number
TG3871
Description
Gear,helical
CAGE
31033

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 TG3871 NSN 3020-00-528-7124

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:
60.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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