Model: 55855

Helical Gear

Properties:

Body Style
Webbed, solid
Pitch Diameter
4.9176 inches
Teeth Quantity
57
Bore Style
Plain both ends
Outside Diameter
5.0361 inches
Teeth Type
Single helix
Tooth Form
Special
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
15.0000 degrees
Distance Between Body Face And Protruding Hub End
0.563 inches first end
Face Width
0.750 inches
Bore Diameter
1.5625 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.125 inches first end
Hub Diameter
2.125 inches second end
Material
Steel
Style Designator
One protruding hub, one flush hub
Furnished Items And Quantity
1 externally lubricated bearing
NSN
3020-00-908-6678
Part Number
55855
Description
Gear,helical
CAGE
12204

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 55855 NSN 3020-00-908-6678

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
2.0 X 8.0 X 8.0
Paclk Weight:
0.3000lbs
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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