Model: HQTH

Worm Gear

Properties:

Pitch Diameter
0.4380 inches
Face Type
Straight
Bore Style
Plain both ends
Features Provided
Casehardened
Outside Diameter
0.500 inches
Thread Form Quantity
4
Thread Form Direction
Right-hand
Pressure Angle
25.0000 degrees
Helix Angle
15.9497 degrees
Distance Between Body Face And Protruding Hub End
0.187 inches first end
Face Width
0.688 inches
Bore Diameter
0.218 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.350 inches first end
Material
Steel
Style Designator
Protruding hub
NSN
3020-00-640-4901
Part Number
HQTH
Description
Gear,worm
CAGE
63689

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

Part HQTH NSN 3020-00-640-4901

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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