Model: 8445019-3

Worm Wheel Gear

Special Features:

Second end counterbore 4.250in. Dia, 0.219in. Deep

Properties:

Body Style
Webbed, solid
Attachment Method
Mounting hole
Pitch Diameter
4.9337 inches
Teeth Quantity
31
Face Type
Concave
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Mounting Hole Type And Quantity
4 plain axially through body, first end
Outside Diameter
5.438 inches
Tooth Direction
Right
Throat Radius
1.955 inches
Mating Thread Lead Quantity
5
Pressure Angle
14.5000 degrees
Helix Angle
10.6665 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches second end
Distance Between Body Face And Protruding Hub End
0.594 inches first end
Face Width
1.750 inches
Bore Diameter
1.250 inches both ends
Keyway Width
0.295 inches both ends
Distance From Bore Center To Keyway Bottom
0.763 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.000 inches both ends
Mounting Hole Diameter
0.375 inches axially through body, first end
Bolt Hole Circle Diameter
3.000 inches axially through body, first end
Material
Copper alloy
Material Specification
Mil-b-16540, grade b military specification single material response
Style Designator
Protruding hubs
NSN
3020-00-517-2763
Part Number
8445019-3
Description
Gear,worm Wheel
CAGE
24446

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 8445019-3 NSN 3020-00-517-2763

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
7.6000lbs
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:
197337
UFC:
96690
LTL:
RATING VARIABLE
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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