Model: 211557

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
10.0770 inches
Teeth Quantity
79
Outside Diameter
10.3250 inches
Nominallength
5.250 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Helix Angle
10.0000 degrees
Distance Between Body Face And Protruding Hub End
0.625 inches first end
Face Width
4.625 inches
Keyway Width
0.750 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
4.750 inches second end
Hub Diameter
4.750 inches first end
Material
Steel
Style Designator
One protruding hub, one recessed hub
NSN
3020-00-517-3259
Part Number
211557
Description
Gear,helical
CAGE
21444

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 211557 NSN 3020-00-517-3259

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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