Model: 44B3721-260C

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
5.3982 inches
Teeth Quantity
73
Bore Style
W/ keyway both ends
Hardness Rating
35.0 rockwell c body and 42.0 rockwell c body
Hardness Rating
89.0 rockwell c teeth and 91.0 rockwell c teeth
Outside Diameter
5.538 inches
Nominallength
0.875 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
15.0000 degrees
Distance Between Body Face And Protruding Hub End
0.125 inches first end
Face Width
0.750 inches
Bore Diameter
0.750 inches both ends
Keyway Width
0.188 inches both ends
Distance From Bore Center To Keyway Bottom
0.459 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
1.250 inches first end
Hub Diameter
1.250 inches second end
Material
Steel comp e9310
Material Specification
Ams 6260 assn standard single material response
Style Designator
One protruding hub, one flush hub
NSN
3020-00-851-6675
Part Number
44B3721-260C
Description
Gear,helical
CAGE
10855

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 44B3721-260C NSN 3020-00-851-6675

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:
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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