Model: DD3550

Worm Wheel Gear

Properties:

Body Style
Webbed, solid
Pitch Diameter
5.7540 inches
Teeth Quantity
28
Face Type
Concave
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
6.396 inches
Tooth Direction
Right
Throat Radius
0.670 inches
Mating Thread Lead Quantity
2
Helix Angle
13.2891 degrees
Distance Between Body Face And Protruding Hub End
0.938 inches first end
Face Width
1.125 inches
Bore Diameter
1.937 inches both ends
Keyway Width
0.375 inches both ends
Distance From Bore Center To Keyway Bottom
1.157 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.500 inches both ends
Material
Stainless steel
Style Designator
One protruding hub, one flush hub
NSN
3020-00-153-8046
Part Number
DD3550
Description
Gear,worm Wheel
CAGE
89564

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 DD3550 NSN 3020-00-153-8046

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:
--
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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