Model: 139885-01

Helical Gear

Special Features:

Weapon system essential

Properties:

Body Style
Plain, solid
End Application
Helicopter, supercobra advance attack ah-1w
Pitch Diameter
0.5007 inches
Teeth Quantity
36
Bore Style
Plain both ends
Criticality Code Justification
Feat
Outside Diameter
0.528 inches
Teeth Type
Single helix
Tooth Form
Stub
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
3.0000 degrees
Distance Between Body Face And Protruding Hub End
0.080 inches second end
Distance Between Body Face And Protruding Hub End
0.148 inches first end
Face Width
0.047 inches
Bore Diameter
0.091 inches both ends
Hub Style Designator
Plain second end
Hub Style Designator
Split first end
Hub Diameter
0.124 inches first end
Hub Diameter
0.150 inches second end
Clamping Surface Length
0.110 inches first end
Precision Classification
Quality number 10
Material
Plastic acetal body
Material
Steel comp 303 hub
Material Specification
L-p-392, type 1, class 1 federal specification single material response body
Material Specification
Mil-s-7720, cond a military specification single material response hub
Surface Treatment
Passivate hub
Surface Treatment Specification
Qq-p-35 federal specification single treatment response hub
Style Designator
Protruding hubs
NSN
3020-00-757-4658
Part Number
139885-01
Description
Gear,helical
CAGE
09LX4

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 139885-01 NSN 3020-00-757-4658

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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
Y

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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