Model: HL4391

Worm Wheel Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
10.1860 inches
Teeth Quantity
190
Face Type
Concave
Bore Style
W/counterbore counterbore, first end
Outside Diameter
0.240 inches
Distance Between Body Face And Protruding Hub End
0.500 inches second end
Body Recess Depth
0.876 inches first end
Face Width
0.750 inches
Bore Diameter
2.249 inches counterbore, first end
Counterbore Depth
0.250 inches counterbore, first end
Counterbore Diameter
2.875 inches counterbore, first end
Hub Style Designator
Plain first end
Hub Diameter
3.063 inches first end
Material
Iron cast body
Material
Plastic polyamide teeth
Style Designator
Cone shape body, protruding hub
NSN
3020-00-513-8761
Part Number
HL4391
Description
Gear,worm Wheel
CAGE
18192

A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. See also gear, antibacklash, worm wheel.

Part HL4391 NSN 3020-00-513-8761

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05468
FIIG:
A27300
Concept No.:
1
App. Key:
AK
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:
SX
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:
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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