Model: 634865-3

Worm Wheel Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
2.8180 inches
Teeth Quantity
31
Face Type
Concave
Bore Style
10a w/ keyway both ends
Outside Diameter
3.063 inches
Tooth Direction
Right
Throat Radius
0.759 inches
Mating Thread Lead Quantity
6
Pressure Angle
20.0000 degrees
Helix Angle
17.9692 degrees
Distance Between Body Face And Protruding Hub End
0.187 inches second end
Distance Between Body Face And Protruding Hub End
0.250 inches first end
Face Width
0.625 inches
Bore Diameter
0.625 inches both ends
Keyway Width
0.187 inches both ends
Distance From Bore Center To Keyway Bottom
0.402 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
1.250 inches both ends
Material
Plastic phenolic
Style Designator
Protruding hubs
NSN
3020-00-938-3362
Part Number
634865-3
Description
Gear,worm Wheel
CAGE
72957

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 634865-3 NSN 3020-00-938-3362

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:
0.4000lbs
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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