Model: HD-40A

Helical Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
End Application
2320-01-123-1610
Pitch Diameter
1.1784 inches
Teeth Quantity
40
Bore Style
Plain both ends
Mounting Hole Thread Series Designator
Unc axially through hub, first end
Mounting Hole Thread Size
0.112 inches axially through hub, first end
Mounting Hole Type And Quantity
1 threaded transversely through hub, second end
Outside Diameter
1.220 inches
Teeth Type
Single helix
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
0.7500 degrees
Distance Between Body Face And Protruding Hub End
0.219 inches second end
Face Width
0.187 inches
Bore Diameter
0.187 inches both ends
Hub Style Designator
Pinned second end
Hub Diameter
0.375 inches second end
Material
Aluminum
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 military specification single treatment response
Style Designator
Protruding hub
Furnished Items And Quantity
1 setscrew
NSN
3020-01-425-9558
Part Number
HD-40A
Description
Gear,helical
CAGE
00328

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 HD-40A NSN 3020-01-425-9558

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

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:
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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