Model: 8B855

Helical Gear

Properties:

Body Style
Webbed, solid
Pitch Diameter
5.5420 inches
Teeth Quantity
35
Bore Style
Plain both ends
Hardness Rating
82.9 rockwell b teeth and 96.4 rockwell b teeth
Outside Diameter
5.826 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
25.5439 degrees
Distance Between Body Face And Protruding Hub End
0.3038 inches both ends
Face Width
1.250 inches
Bore Diameter
1.493 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.500 inches first end
Hub Diameter
2.500 inches second end
Material
Steel comp 1045
Material Specification
66 federal standard single material response and aisi/sae 1045 assn standard single material response
Style Designator
Protruding hubs
Furnished Items And Quantity
1 externally lubricated bearing
NSN
3020-00-274-2971
Part Number
8B855
Description
Gear,helical
CAGE
11083

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 8B855 NSN 3020-00-274-2971

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:
A
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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