Model: 21492

Worm Gear

Properties:

Pitch Diameter
0.5000 inches
Face Type
Straight
Bore Style
Plain both ends
Outside Diameter
0.531 inches
Thread Form Quantity
1
Thread Form Direction
Left-hand
Pressure Angle
14.5000 degrees
Helix Angle
1.7831 degrees
Distance Between Body Face And Protruding Hub End
0.220 inches first end
Face Width
0.750 inches
Bore Diameter
0.187 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
0.375 inches first end
Material
Stainless steel
Style Designator
Protruding hub
NSN
3020-00-951-3642
Part Number
21492
Description
Gear,worm
CAGE
82050

A gear with teeth on its outer surface in the form of helical threads.

Part 21492 NSN 3020-00-951-3642

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05467
FIIG:
A27300
Concept No.:
1
App. Key:
AJ
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:
--
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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